Atmel XMega Devices <table border=0 cellspacing=1 cellpadding=2> <tr> <td colspan=5 bgcolor="#cccccc"> 100-Pins Package </td> </tr> <tr> <td align=center bgcolor="#eeeeee" width="20%"> Devices Name </td> <td align=center bgcolor="#dddddd" width="10%"> Flash (Kbytes) </td> <td align=center bgcolor="#eeeeee" width="10%"> SRAM (Kbytes) </td> <td align=center bgcolor="#dddddd" width="10%"> EEPROM (Bytes) </td> <td align=center bgcolor="#eeeeee"> Packages </td> </tr> <tr> <td bgcolor="#eeeeee" align=center> ATxmega64A1 ATxmega64A1U ATxmega64B1 ATxmega128A1 ATxmega128A1U ATxmega128B1 </td> <td bgcolor="#dddddd" align=center> 64 64 64 128 128 128 </td> <td bgcolor="#eeeeee" align=center nowrap> 4 4 8 8 8 8 </td> <td bgcolor="#dddddd" align=center> 2048 2048 2048 2048 2048 2048 </td> <td bgcolor="#eeeeee" align=center> CBGA 100C1 100,TQFP 100A 100,VFBGA 100C2 100 (10x10) CBGA 100C1 100,TQFP 100A 100,VFBGA 100C2 100 (10x10) TQFP 100A 100 CBGA 100C1 100,TQFP 100A 100,VFBGA 100C2 100 (10x10) CBGA 100C1 100,TQFP 100A 100,VFBGA 100C2 100 (10x10) TQFP 100A 100 </td> </tr> <tr> <td colspan=5 bgcolor="#cccccc"> 64-Pins Package </td> </tr> <tr> <td align=center bgcolor="#eeeeee"> Devices Name </td> <td align=center bgcolor="#dddddd"> Flash (Kbytes) </td> <td align=center bgcolor="#eeeeee"> SRAM (Kbytes) </td> <td align=center bgcolor="#dddddd"> EEPROM (Bytes) </td> <td align=center bgcolor="#eeeeee"> Packages </td> </tr> <tr> <td bgcolor="#eeeeee" align=center> ATxmega64A3 ATxmega64A3U ATxmega64B3 ATxmega64C3 ATxmega64D3 ATxmega128A3 ATxmega128A3U ATxmega128B3 ATxmega128C3 ATxmega128D3 ATxmega192A3 ATxmega192A3U ATxmega192C3 ATxmega192D3 ATxmega256A3 ATxmega256A3B ATxmega256A3BU ATxmega256A3U ATxmega256C3 ATxmega256D3 ATxmega384C3 ATxmega384D3 </td> <td bgcolor="#dddddd" align=center> 64 64 64 64 64 128 128 128 128 128 192 192 192 192 256 256 256 256 256 256 384 384 </td> <td bgcolor="#eeeeee" align=center> 4 4 4 4 4 8 8 4 8 8 16 16 16 16 16 16 16 16 16 16 32 32 </td> <td bgcolor="#dddddd" align=center nowrap> 2048 2048 2048 2048 2048 2048 2048 2048 2048 2048 2048 2048 2048 2048 4096 4096 4096 4096 4096 4096 4096 4096 </td> <td bgcolor="#eeeeee" align=center> MLF (VQFN) 64M2 64,TQFP 64A 64 MLF (VQFN) 64M2 64,TQFP 64A 64 MLF (VQFN) 64M1 64,TQFP 64A 64 MLF (VQFN) 64M1 64 MLF (VQFN) 64M2 64,TQFP 64A 64 MLF (VQFN) 64M2 64,TQFP 64A 64 MLF (VQFN) 64M2 64,TQFP 64A 64 MLF (VQFN) 64M1 64,TQFP 64A 64 TQFP MF 64,VQFN (Sawn) PJ 64 MLF (VQFN) 64M2 64,TQFP 64A 64 MLF (VQFN) 64M2 64,TQFP 64A 64 MLF (VQFN) 64M2 64,TQFP 64A 64 TQFP MF 64,VQFN (Sawn) PJ 64 MLF (VQFN) 64M2 64,TQFP 64A 64 MLF (VQFN) 64M2 64,TQFP 64A 64 MLF (VQFN) 64M1 64,MLF (VQFN) 64M2 64,TQFP 64A 64 MLF (VQFN) 64M2 64,TQFP 64A 64 MLF (VQFN) 64M2 64,TQFP 64A 64 TQFP MF 64,VQFN (Sawn) PJ 64 MLF (VQFN) 64M2 64,TQFP 64A 64 TQFP 64A 64,VQFN (Sawn) PJ 64 TQFP 64A 64,VQFN (Sawn) PJ 64 </td> </tr> <tr> <td colspan=5 bgcolor="#cccccc"> 44-Pins Package </td> </tr> <tr> <td align=center bgcolor="#eeeeee"> Devices Name </td> <td align=center bgcolor="#dddddd"> Flash (Kbytes) </td> <td align=center bgcolor="#eeeeee"> SRAM (Kbytes) </td> <td align=center bgcolor="#dddddd"> EEPROM (Bytes) </td> <td align=center bgcolor="#eeeeee"> Packages </td> </tr> <tr> <td bgcolor="#eeeeee" align=center> ATxmega16A4 ATxmega16A4U ATxmega16C4 ATxmega16D4 ATxmega32A4 ATxmega32A4U ATxmega32C4 ATxmega32D4 ATxmega64A4U ATxmega64D4 ATxmega128A4U ATxmega128D4 </td> <td bgcolor="#dddddd" align=center> 16 16 16 16 32 32 32 32 64 64 128 128 </td> <td bgcolor="#eeeeee" align=center> 3.3 3.3 4 2 4 4 4 4 4 4 8 8 </td> <td bgcolor="#dddddd" align=center nowrap> 1024 1024 1024 1024 1024 1024 1024 1024 2048 2048 2048 2048 </td> <td bgcolor="#eeeeee" align=center> MLF (VQFN) 44M1 44,TQFP 44A 44,VFBGA 49C2 49 MLF (VQFN) 44M1 44,TQFP 44A 44,VFBGA 49C2 49 MLF (VQFN) 44M1 44,TQFP 44A 44,VFBGA 49C2 49 MLF (VQFN) 44M1 44,TQFP 44A 44,VFBGA 49C2 49 MLF (VQFN) 44M1 44,TQFP 44A 44,VFBGA 49C2 49 MLF (VQFN) 44M1 44,TQFP 44A 44,VFBGA 49C2 49 MLF (VQFN) 44M1 44,TQFP 44A 44,VFBGA 49C2 49 MLF (VQFN) 44M1 44,TQFP 44A 44,VFBGA 49C2 49 MLF (VQFN) 44M1 44,TQFP 44A 44,VFBGA 49C2 49 MLF (VQFN) 44M1 44,TQFP 44A 44,VFBGA 49C2 49 MLF (VQFN) 44M1 44,TQFP 44A 44,VFBGA 49C2 49 MLF (VQFN) 44M1 44,TQFP 44A 44 </td> </tr> </table> 64A, 64-lead, 14 x 14 mm Body Size, 1.0 mm Body Thickness, 0.8 mm Lead Pitch, Thin Profile Plastic Quad Flat Package (TQFP) >NAME >VALUE TQFP 64 R 64M2, 64-pad, 9 x 9 x 1.0 mm Body, Lead Pitch 0.50 mm, 7.65 mm Exposed Pad, Micro Lead Frame Package (MLF) >NAME >VALUE 44A, 44-lead, 10 x 10 mm Body Size, 1.0 mm Body Thickness, 0.8 mm Lead Pitch, Thin Profile Plastic Quad Flat Package (TQFP) >NAME >VALUE TQFP 44 R 100A, 100-lead, 14 x 14 mm Body Size, 1.0 mm Body Thickness, 0.5 mm Lead Pitch, Thin Profile Plastic Quad Flat Package (TQFP) >NAME >VALUE TQFP 100 R 44M1, 44-pad, 7 x 7 x 1.0 mm Body, Lead Pitch 0.50 mm, 5.20 mm Exposed Pad, Thermally Enhanced Plastic Very Thin Quad Flat No Lead Package (VQFN) >NAME >VALUE 49C2, 49-ball (7 x 7 Array), 0.65 mm Pitch, 5.0 x 5.0 x 1.0 mm, Very Thin, Fine-Pitch Ball Grid Array Package (VFBGA) >NAME >VALUE 100C1, 100-ball, 9 x 9 x 1.2 mm Body, Ball Pitch 0.80 mm Chip Array BGA Package (CBGA) >NAME >VALUE 100C2, 100-ball (10 x 10 Array), 0.65 mm Pitch, 7.0 x 7.0 x 1.0 mm, Very Thin, Fine-Pitch Ball Grid Array Package (VFBGA) >VALUE >NAME >NAME >VALUE >NAME >VALUE >NAME >VALUE >NAME >VALUE >NAME >VALUE >NAME >VALUE >NAME >VALUE >NAME >VALUE 8/16-bit XMEGA A4 Microcontroller Features <ul> <li>High-performance, Low-power 8/16-bit Atmel® AVR® XMEGA™ Microcontroller <li>Non-volatile Program and Data Memories <dl> <dd>– 16 KB - 128 KB of In-System Self-Programmable Flash <dd>– 4 KB - 8 KB Boot Code Section with Independent Lock Bits <dd>– 1 KB - 2 KB EEPROM <dd>– 2 KB - 8 KB Internal SRAM </dl> <li>Peripheral Features <dl> <dd>– Four-channel DMA Controller with support for external requests <dd>– Eight-channel Event System <dd>– Five 16-bit Timer/Counters <dd>     Three Timer/Counters with 4 Output Compare or Input Capture channels <dd>     Two Timer/Counters with 2 Output Compare or Input Capture channels <dd>     High-Resolution Extensions on all Timer/Counters <dd>     Advanced Waveform Extension on one Timer/Counter <dd>– Five USARTs <dd>     IrDA Extension on one USART <dd>– Two Two-Wire Interfaces with dual address match (I2C and SMBus compatible) <dd>– Two SPIs (Serial Peripheral Interfaces) peripherals <dd>– AES and DES Crypto Engine <dd>– 16-bit Real Time Counter with Separate Oscillator <dd>– One Twelve-channel, 12-bit, 2 Msps Analog to Digital Converter <dd>– One Two-channel, 12-bit, 1 Msps Digital to Analog Converter <dd>– Two Analog Comparators with Window compare function <dd>– External Interrupts on all General Purpose I/O pins <dd>– Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillato </dl> <li>Special Microcontroller Features <dl> <dd>– Power-on Reset and Programmable Brown-out Detection <dd>– Internal and External Clock Options with PLL <dd>– Programmable Multi-level Interrupt Controller <dd>– Sleep Modes: Idle, Power-down, Standby, Power-save, Extended Standby <dd>– Advanced Programming, Test and Debugging Interfaces <dd>     PDI (Program and Debug Interface) for programming, test and debugging </dl> <li>I/O and Packages <dl> <dd>– 34 Programmable I/O Lines <dd>– 44 - lead TQFP <dd>– 44 - pad VQFN/QFN <dd>– 49 - ball VFBGA </dl> <li>Operating Voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Speed performance <dl> <dd>– 0 – 12 MHz @ 1.6 – 3.6V <dd>– 0 – 32 MHz @ 2.7 – 3.6V </dl> </ul> 8/16-bit XMEGA A4U Microcontroller Features <ul> <li>High-performance, low-power Atmel® AVR® XMEGA® 8/16-bit Microcontroller <li>Nonvolatile program and data memories <dl> <dd>– 16K - 128KBytes of in-system self-programmable flash <dd>– 4K - 8KBytes boot section <dd>– 1K - 2KBytes EEPROM <dd>– 2K - 8KBytes internal SRAM </dl> <li>Peripheral Features <dl> <dd>– Four-channel DMA controller <dd>– Eight-channel event system <dd>– Five 16-bit timer/counters <dd>     Three timer/counters with 4 output compare or input capture channels <dd>     Two timer/counters with 2 output compare or input capture channels <dd>     High-resolution extensions on all timer/counters <dd>     Advanced waveform extension (AWeX) on one timer/counter <dd>– One USB device interface <dd>     USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant <dd>     32 Endpoints with full configuration flexibility <dd>– Five USARTs with IrDA support for one USART <dd>– Two Two-wire interfaces with dual address match (I2C and SMBus compatible) <dd>– Two serial peripheral interfaces (SPIs) <dd>– AES and DES crypto engine <dd>– CRC-16 (CRC-CCITT) and CRC-32 (IEEE® 802.3) generator <dd>– 16-bit real time counter (RTC) with separate oscillator <dd>– One twelve-channel, 12-bit, 2mspsAnalog to Digital Converter <dd>– One two-channel, 12-bit, 1msps Digital to Analog Converter <dd>– Two Analog Comparators with window compare function, and current sources <dd>– External interrupts on all general purpose I/O pins <dd>– Programmable watchdog timer with separate on-chip ultra low power oscillator <dd>– QTouch® library support <dd>     Capacitive touch buttons, sliders and wheels </dl> <li>Special microcontroller features <dl> <dd>– Power-on reset and programmable brown-out detection <dd>– Internal and external clock options with PLL and prescaler <dd>– Programmable multilevel interrupt controller <dd>– Five sleep modes <dd>– Programming and debug interfaces <dd>     PDI (program and debug interface) </dl> <il>I/O and packages <dl> <dd>– 34 Programmable I/O pins <dd>– 44 - lead TQFP <dd>– 44 - pad VQFN/QFN <dd>– 49 - ball VFBGA </dl> <li>Operating voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Operating frequency <dl> <dd>– 0 – 12MHz from 1.6V <dd>– 0 – 32MHz from 2.7V </dl> </ul> 8/16-bit XMEGA C4 Microcontroller Features <ul> <li>High-performance, low-power Atmel® AVR® XMEGA® 8/16-bit Microcontroller <li>Nonvolatile program and data memories <dl> <dd> – 16K - 32KBytes of In-System Self-Programmable Flash <dd> – 4KBytes Boot Code Section with Independent Lock Bits <dd> – 1KBytes EEPROM <dd> – 2K - 4KBytes Internal SRAM </dl> <li>Peripheral features <dl> <dd> – Four-channel event system <dd> – Four 16-bit timer/counters <dd>     Three timer/counters with four output compare or input capture channels <dd>     One timer/counter with two output compare or input capture channels <dd>     High resolution extension on two timer/counters <dd>     Advanced waveform extension (AWeX) on one timer/counter <dd> – One USB device interface <dd>     USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant <dd>     32 Endpoints with full configuration flexibility <dd> – Three USARTs with IrDA support for one USART <dd> – Two two-wire interfaces with dual address match (I2C and SMBus compatible) <dd> – Two serial peripheral interfaces (SPIs) <dd> – CRC-16 (CRC-CCITT) and CRC-32 (IEEE®802.3) generator <dd> – 16-bit real time counter (RTC) with separate oscillator <dd> – One sixteen-channel, 12-bit, 300ksps Analog to Digital Converter <dd> – Two Analog Comparators with window compare function, and current sources <dd> – External interrupts on all general purpose I/O pins <dd> – Programmable watchdog timer with separate on-chip ultra low power oscillator <dd> – QTouch® library support <dd>     Capacitive touch buttons, sliders and wheels </dl> <li>Special microcontroller features <dl> <dd> – Power-on reset and programmable brown-out detection <dd> – Internal and external clock options with PLL and prescaler <dd> – Programmable multilevel interrupt controller <dd> – Five sleep modes <dd> – Programming and debug interface <dd>     PDI (program and debug interface) </dl> <li>I/O and packages <dl> <dd> – 34 programmable I/O pins <dd> – 44-lead TQFP <dd> – 44-pad QFN <dd> – 49-ball VFBGA </dl> <li>Operating voltage <dl> <dd> – 1.6 – 3.6V </dl> <li>Operating frequency <dl> <dd>– 0 – 12MHz from 1.6V <dd>– 0 – 32MHz from 2.7V </dl> </ul> 8/16-bit XMEGA C4 Microcontroller Features <ul> <li>High-performance, Low-power 8/16-bit Atmel® AVR® XMEGA® Microcontroller <li>Non-volatile Program and Data Memories <dl> <dd>– 16 KB - 128 KB of In-System Self-Programmable Flash <dd>– 4 KB - 8 KB Boot Code Section with Independent Lock Bits <dd>– 1 KB - 2 KB EEPROM <dd>– 2 KB - 8 KB Internal SRAM </dl> <li>Peripheral Features <dl> <dd>– Four-channel Event System <dd>– Four 16-bit Timer/Counters <dd>     Three Timer/Counters with 4 Output Compare or Input Capture channels <dd>     One Timer/Counter with 2 Output Compare or Input Capture channels <dd>     High-Resolution Extensions on two Timer/Counters <dd>     Advanced Waveform Extension on one Timer/Counter <dd>– Two USARTs <dd>     IrDA Extension on one USART <dd>– Two Two-Wire Interfaces with dual address match (I2C and SMBus compatible) <dd>– Two SPIs (Serial Peripheral Interfaces) peripherals <dd>– 16-bit Real Time Counter with Separate Oscillator <dd>– One Twelve-channel, 12-bit, 200 ksps Analog to Digital Converter <dd>– Two Analog Comparators with Window compare function <dd>– External Interrupts on all General Purpose I/O pins <dd>– Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillator </dl> <li>Special Microcontroller Features <dl> <dd>– Power-on Reset and Programmable Brown-out Detection <dd>– Internal and External Clock Options with PLL <dd>– Programmable Multi-level Interrupt Controller <dd>– Sleep Modes: Idle, Power-down, Standby, Power-save, Extended Standby <dd>– Advanced Programming, Test and Debugging Interface <dd>     PDI (Program and Debug Interface) for programming, test and debugging </dl> <li>I/O and Packages <dl> <dd>– 34 Programmable I/O Lines <dd>– 44-lead TQFP <dd>– 44-pad VQFN/QFN <dd>– 49-ball VFBGA </dl> <li>Operating Voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Speed performance <dl> <dd>– 0 – 12 MHz @ 1.6 – 3.6V <dd>– 0 – 32 MHz @ 2.7 – 3.6V </dl> </ul> 8/16-bit XMEGA A4 Microcontroller Features <ul> <li>High-performance, Low-power 8/16-bit Atmel® AVR® XMEGA™ Microcontroller <li>Non-volatile Program and Data Memories <dl> <dd>– 16 KB - 128 KB of In-System Self-Programmable Flash <dd>– 4 KB - 8 KB Boot Code Section with Independent Lock Bits <dd>– 1 KB - 2 KB EEPROM <dd>– 2 KB - 8 KB Internal SRAM </dl> <li>Peripheral Features <dl> <dd>– Four-channel DMA Controller with support for external requests <dd>– Eight-channel Event System <dd>– Five 16-bit Timer/Counters <dd>     Three Timer/Counters with 4 Output Compare or Input Capture channels <dd>     Two Timer/Counters with 2 Output Compare or Input Capture channels <dd>     High-Resolution Extensions on all Timer/Counters <dd>     Advanced Waveform Extension on one Timer/Counter <dd>– Five USARTs <dd>     IrDA Extension on one USART <dd>– Two Two-Wire Interfaces with dual address match (I2C and SMBus compatible) <dd>– Two SPIs (Serial Peripheral Interfaces) peripherals <dd>– AES and DES Crypto Engine <dd>– 16-bit Real Time Counter with Separate Oscillator <dd>– One Twelve-channel, 12-bit, 2 Msps Analog to Digital Converter <dd>– One Two-channel, 12-bit, 1 Msps Digital to Analog Converter <dd>– Two Analog Comparators with Window compare function <dd>– External Interrupts on all General Purpose I/O pins <dd>– Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillato </dl> <li>Special Microcontroller Features <dl> <dd>– Power-on Reset and Programmable Brown-out Detection <dd>– Internal and External Clock Options with PLL <dd>– Programmable Multi-level Interrupt Controller <dd>– Sleep Modes: Idle, Power-down, Standby, Power-save, Extended Standby <dd>– Advanced Programming, Test and Debugging Interfaces <dd>     PDI (Program and Debug Interface) for programming, test and debugging </dl> <li>I/O and Packages <dl> <dd>– 34 Programmable I/O Lines <dd>– 44 - lead TQFP <dd>– 44 - pad VQFN/QFN <dd>– 49 - ball VFBGA </dl> <li>Operating Voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Speed performance <dl> <dd>– 0 – 12 MHz @ 1.6 – 3.6V <dd>– 0 – 32 MHz @ 2.7 – 3.6V </dl> </ul> 8/16-bit XMEGA A4 Microcontroller Features <ul> <li>High-performance, Low-power 8/16-bit Atmel® AVR® XMEGA™ Microcontroller <li>Non-volatile Program and Data Memories <dl> <dd>– 16 KB - 128 KB of In-System Self-Programmable Flash <dd>– 4 KB - 8 KB Boot Code Section with Independent Lock Bits <dd>– 1 KB - 2 KB EEPROM <dd>– 2 KB - 8 KB Internal SRAM </dl> <li>Peripheral Features <dl> <dd>– Four-channel DMA Controller with support for external requests <dd>– Eight-channel Event System <dd>– Five 16-bit Timer/Counters <dd>     Three Timer/Counters with 4 Output Compare or Input Capture channels <dd>     Two Timer/Counters with 2 Output Compare or Input Capture channels <dd>     High-Resolution Extensions on all Timer/Counters <dd>     Advanced Waveform Extension on one Timer/Counter <dd>– Five USARTs <dd>     IrDA Extension on one USART <dd>– Two Two-Wire Interfaces with dual address match (I2C and SMBus compatible) <dd>– Two SPIs (Serial Peripheral Interfaces) peripherals <dd>– AES and DES Crypto Engine <dd>– 16-bit Real Time Counter with Separate Oscillator <dd>– One Twelve-channel, 12-bit, 2 Msps Analog to Digital Converter <dd>– One Two-channel, 12-bit, 1 Msps Digital to Analog Converter <dd>– Two Analog Comparators with Window compare function <dd>– External Interrupts on all General Purpose I/O pins <dd>– Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillato </dl> <li>Special Microcontroller Features <dl> <dd>– Power-on Reset and Programmable Brown-out Detection <dd>– Internal and External Clock Options with PLL <dd>– Programmable Multi-level Interrupt Controller <dd>– Sleep Modes: Idle, Power-down, Standby, Power-save, Extended Standby <dd>– Advanced Programming, Test and Debugging Interfaces <dd>     PDI (Program and Debug Interface) for programming, test and debugging </dl> <li>I/O and Packages <dl> <dd>– 34 Programmable I/O Lines <dd>– 44 - lead TQFP <dd>– 44 - pad VQFN/QFN <dd>– 49 - ball VFBGA </dl> <li>Operating Voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Speed performance <dl> <dd>– 0 – 12 MHz @ 1.6 – 3.6V <dd>– 0 – 32 MHz @ 2.7 – 3.6V </dl> </ul> 8/16-bit XMEGA A4 Microcontroller Features <ul> <li>High-performance, Low-power 8/16-bit Atmel® AVR® XMEGA™ Microcontroller <li>Non-volatile Program and Data Memories <dl> <dd>– 16 KB - 128 KB of In-System Self-Programmable Flash <dd>– 4 KB - 8 KB Boot Code Section with Independent Lock Bits <dd>– 1 KB - 2 KB EEPROM <dd>– 2 KB - 8 KB Internal SRAM </dl> <li>Peripheral Features <dl> <dd>– Four-channel DMA Controller with support for external requests <dd>– Eight-channel Event System <dd>– Five 16-bit Timer/Counters <dd>     Three Timer/Counters with 4 Output Compare or Input Capture channels <dd>     Two Timer/Counters with 2 Output Compare or Input Capture channels <dd>     High-Resolution Extensions on all Timer/Counters <dd>     Advanced Waveform Extension on one Timer/Counter <dd>– Five USARTs <dd>     IrDA Extension on one USART <dd>– Two Two-Wire Interfaces with dual address match (I2C and SMBus compatible) <dd>– Two SPIs (Serial Peripheral Interfaces) peripherals <dd>– AES and DES Crypto Engine <dd>– 16-bit Real Time Counter with Separate Oscillator <dd>– One Twelve-channel, 12-bit, 2 Msps Analog to Digital Converter <dd>– One Two-channel, 12-bit, 1 Msps Digital to Analog Converter <dd>– Two Analog Comparators with Window compare function <dd>– External Interrupts on all General Purpose I/O pins <dd>– Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillato </dl> <li>Special Microcontroller Features <dl> <dd>– Power-on Reset and Programmable Brown-out Detection <dd>– Internal and External Clock Options with PLL <dd>– Programmable Multi-level Interrupt Controller <dd>– Sleep Modes: Idle, Power-down, Standby, Power-save, Extended Standby <dd>– Advanced Programming, Test and Debugging Interfaces <dd>     PDI (Program and Debug Interface) for programming, test and debugging </dl> <li>I/O and Packages <dl> <dd>– 34 Programmable I/O Lines <dd>– 44 - lead TQFP <dd>– 44 - pad VQFN/QFN <dd>– 49 - ball VFBGA </dl> <li>Operating Voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Speed performance <dl> <dd>– 0 – 12 MHz @ 1.6 – 3.6V <dd>– 0 – 32 MHz @ 2.7 – 3.6V </dl> </ul> 8/16-bit XMEGA A4U Microcontroller Features <ul> <li>High-performance, low-power Atmel® AVR® XMEGA® 8/16-bit Microcontroller <li>Nonvolatile program and data memories <dl> <dd>– 16K - 128KBytes of in-system self-programmable flash <dd>– 4K - 8KBytes boot section <dd>– 1K - 2KBytes EEPROM <dd>– 2K - 8KBytes internal SRAM </dl> <li>Peripheral Features <dl> <dd>– Four-channel DMA controller <dd>– Eight-channel event system <dd>– Five 16-bit timer/counters <dd>     Three timer/counters with 4 output compare or input capture channels <dd>     Two timer/counters with 2 output compare or input capture channels <dd>     High-resolution extensions on all timer/counters <dd>     Advanced waveform extension (AWeX) on one timer/counter <dd>– One USB device interface <dd>     USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant <dd>     32 Endpoints with full configuration flexibility <dd>– Five USARTs with IrDA support for one USART <dd>– Two Two-wire interfaces with dual address match (I2C and SMBus compatible) <dd>– Two serial peripheral interfaces (SPIs) <dd>– AES and DES crypto engine <dd>– CRC-16 (CRC-CCITT) and CRC-32 (IEEE® 802.3) generator <dd>– 16-bit real time counter (RTC) with separate oscillator <dd>– One twelve-channel, 12-bit, 2mspsAnalog to Digital Converter <dd>– One two-channel, 12-bit, 1msps Digital to Analog Converter <dd>– Two Analog Comparators with window compare function, and current sources <dd>– External interrupts on all general purpose I/O pins <dd>– Programmable watchdog timer with separate on-chip ultra low power oscillator <dd>– QTouch® library support <dd>     Capacitive touch buttons, sliders and wheels </dl> <li>Special microcontroller features <dl> <dd>– Power-on reset and programmable brown-out detection <dd>– Internal and external clock options with PLL and prescaler <dd>– Programmable multilevel interrupt controller <dd>– Five sleep modes <dd>– Programming and debug interfaces <dd>     PDI (program and debug interface) </dl> <il>I/O and packages <dl> <dd>– 34 Programmable I/O pins <dd>– 44 - lead TQFP <dd>– 44 - pad VQFN/QFN <dd>– 49 - ball VFBGA </dl> <li>Operating voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Operating frequency <dl> <dd>– 0 – 12MHz from 1.6V <dd>– 0 – 32MHz from 2.7V </dl> </ul> 8/16-bit XMEGA A4U Microcontroller Features <ul> <li>High-performance, low-power Atmel® AVR® XMEGA® 8/16-bit Microcontroller <li>Nonvolatile program and data memories <dl> <dd>– 16K - 128KBytes of in-system self-programmable flash <dd>– 4K - 8KBytes boot section <dd>– 1K - 2KBytes EEPROM <dd>– 2K - 8KBytes internal SRAM </dl> <li>Peripheral Features <dl> <dd>– Four-channel DMA controller <dd>– Eight-channel event system <dd>– Five 16-bit timer/counters <dd>     Three timer/counters with 4 output compare or input capture channels <dd>     Two timer/counters with 2 output compare or input capture channels <dd>     High-resolution extensions on all timer/counters <dd>     Advanced waveform extension (AWeX) on one timer/counter <dd>– One USB device interface <dd>     USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant <dd>     32 Endpoints with full configuration flexibility <dd>– Five USARTs with IrDA support for one USART <dd>– Two Two-wire interfaces with dual address match (I2C and SMBus compatible) <dd>– Two serial peripheral interfaces (SPIs) <dd>– AES and DES crypto engine <dd>– CRC-16 (CRC-CCITT) and CRC-32 (IEEE® 802.3) generator <dd>– 16-bit real time counter (RTC) with separate oscillator <dd>– One twelve-channel, 12-bit, 2mspsAnalog to Digital Converter <dd>– One two-channel, 12-bit, 1msps Digital to Analog Converter <dd>– Two Analog Comparators with window compare function, and current sources <dd>– External interrupts on all general purpose I/O pins <dd>– Programmable watchdog timer with separate on-chip ultra low power oscillator <dd>– QTouch® library support <dd>     Capacitive touch buttons, sliders and wheels </dl> <li>Special microcontroller features <dl> <dd>– Power-on reset and programmable brown-out detection <dd>– Internal and external clock options with PLL and prescaler <dd>– Programmable multilevel interrupt controller <dd>– Five sleep modes <dd>– Programming and debug interfaces <dd>     PDI (program and debug interface) </dl> <il>I/O and packages <dl> <dd>– 34 Programmable I/O pins <dd>– 44 - lead TQFP <dd>– 44 - pad VQFN/QFN <dd>– 49 - ball VFBGA </dl> <li>Operating voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Operating frequency <dl> <dd>– 0 – 12MHz from 1.6V <dd>– 0 – 32MHz from 2.7V </dl> </ul> 8/16-bit XMEGA A4U Microcontroller Features <ul> <li>High-performance, low-power Atmel® AVR® XMEGA® 8/16-bit Microcontroller <li>Nonvolatile program and data memories <dl> <dd>– 16K - 128KBytes of in-system self-programmable flash <dd>– 4K - 8KBytes boot section <dd>– 1K - 2KBytes EEPROM <dd>– 2K - 8KBytes internal SRAM </dl> <li>Peripheral Features <dl> <dd>– Four-channel DMA controller <dd>– Eight-channel event system <dd>– Five 16-bit timer/counters <dd>     Three timer/counters with 4 output compare or input capture channels <dd>     Two timer/counters with 2 output compare or input capture channels <dd>     High-resolution extensions on all timer/counters <dd>     Advanced waveform extension (AWeX) on one timer/counter <dd>– One USB device interface <dd>     USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant <dd>     32 Endpoints with full configuration flexibility <dd>– Five USARTs with IrDA support for one USART <dd>– Two Two-wire interfaces with dual address match (I2C and SMBus compatible) <dd>– Two serial peripheral interfaces (SPIs) <dd>– AES and DES crypto engine <dd>– CRC-16 (CRC-CCITT) and CRC-32 (IEEE® 802.3) generator <dd>– 16-bit real time counter (RTC) with separate oscillator <dd>– One twelve-channel, 12-bit, 2mspsAnalog to Digital Converter <dd>– One two-channel, 12-bit, 1msps Digital to Analog Converter <dd>– Two Analog Comparators with window compare function, and current sources <dd>– External interrupts on all general purpose I/O pins <dd>– Programmable watchdog timer with separate on-chip ultra low power oscillator <dd>– QTouch® library support <dd>     Capacitive touch buttons, sliders and wheels </dl> <li>Special microcontroller features <dl> <dd>– Power-on reset and programmable brown-out detection <dd>– Internal and external clock options with PLL and prescaler <dd>– Programmable multilevel interrupt controller <dd>– Five sleep modes <dd>– Programming and debug interfaces <dd>     PDI (program and debug interface) </dl> <il>I/O and packages <dl> <dd>– 34 Programmable I/O pins <dd>– 44 - lead TQFP <dd>– 44 - pad VQFN/QFN <dd>– 49 - ball VFBGA </dl> <li>Operating voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Operating frequency <dl> <dd>– 0 – 12MHz from 1.6V <dd>– 0 – 32MHz from 2.7V </dl> </ul> 8/16-bit XMEGA C4 Microcontroller Features <ul> <li>High-performance, Low-power 8/16-bit Atmel® AVR® XMEGA® Microcontroller <li>Non-volatile Program and Data Memories <dl> <dd>– 16 KB - 128 KB of In-System Self-Programmable Flash <dd>– 4 KB - 8 KB Boot Code Section with Independent Lock Bits <dd>– 1 KB - 2 KB EEPROM <dd>– 2 KB - 8 KB Internal SRAM </dl> <li>Peripheral Features <dl> <dd>– Four-channel Event System <dd>– Four 16-bit Timer/Counters <dd>     Three Timer/Counters with 4 Output Compare or Input Capture channels <dd>     One Timer/Counter with 2 Output Compare or Input Capture channels <dd>     High-Resolution Extensions on two Timer/Counters <dd>     Advanced Waveform Extension on one Timer/Counter <dd>– Two USARTs <dd>     IrDA Extension on one USART <dd>– Two Two-Wire Interfaces with dual address match (I2C and SMBus compatible) <dd>– Two SPIs (Serial Peripheral Interfaces) peripherals <dd>– 16-bit Real Time Counter with Separate Oscillator <dd>– One Twelve-channel, 12-bit, 200 ksps Analog to Digital Converter <dd>– Two Analog Comparators with Window compare function <dd>– External Interrupts on all General Purpose I/O pins <dd>– Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillator </dl> <li>Special Microcontroller Features <dl> <dd>– Power-on Reset and Programmable Brown-out Detection <dd>– Internal and External Clock Options with PLL <dd>– Programmable Multi-level Interrupt Controller <dd>– Sleep Modes: Idle, Power-down, Standby, Power-save, Extended Standby <dd>– Advanced Programming, Test and Debugging Interface <dd>     PDI (Program and Debug Interface) for programming, test and debugging </dl> <li>I/O and Packages <dl> <dd>– 34 Programmable I/O Lines <dd>– 44-lead TQFP <dd>– 44-pad VQFN/QFN <dd>– 49-ball VFBGA </dl> <li>Operating Voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Speed performance <dl> <dd>– 0 – 12 MHz @ 1.6 – 3.6V <dd>– 0 – 32 MHz @ 2.7 – 3.6V </dl> </ul> 8/16-bit XMEGA C4 Microcontroller Features <ul> <li>High-performance, Low-power 8/16-bit Atmel® AVR® XMEGA® Microcontroller <li>Non-volatile Program and Data Memories <dl> <dd>– 16 KB - 128 KB of In-System Self-Programmable Flash <dd>– 4 KB - 8 KB Boot Code Section with Independent Lock Bits <dd>– 1 KB - 2 KB EEPROM <dd>– 2 KB - 8 KB Internal SRAM </dl> <li>Peripheral Features <dl> <dd>– Four-channel Event System <dd>– Four 16-bit Timer/Counters <dd>     Three Timer/Counters with 4 Output Compare or Input Capture channels <dd>     One Timer/Counter with 2 Output Compare or Input Capture channels <dd>     High-Resolution Extensions on two Timer/Counters <dd>     Advanced Waveform Extension on one Timer/Counter <dd>– Two USARTs <dd>     IrDA Extension on one USART <dd>– Two Two-Wire Interfaces with dual address match (I2C and SMBus compatible) <dd>– Two SPIs (Serial Peripheral Interfaces) peripherals <dd>– 16-bit Real Time Counter with Separate Oscillator <dd>– One Twelve-channel, 12-bit, 200 ksps Analog to Digital Converter <dd>– Two Analog Comparators with Window compare function <dd>– External Interrupts on all General Purpose I/O pins <dd>– Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillator </dl> <li>Special Microcontroller Features <dl> <dd>– Power-on Reset and Programmable Brown-out Detection <dd>– Internal and External Clock Options with PLL <dd>– Programmable Multi-level Interrupt Controller <dd>– Sleep Modes: Idle, Power-down, Standby, Power-save, Extended Standby <dd>– Advanced Programming, Test and Debugging Interface <dd>     PDI (Program and Debug Interface) for programming, test and debugging </dl> <li>I/O and Packages <dl> <dd>– 34 Programmable I/O Lines <dd>– 44-lead TQFP <dd>– 44-pad VQFN/QFN <dd>– 49-ball VFBGA </dl> <li>Operating Voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Speed performance <dl> <dd>– 0 – 12 MHz @ 1.6 – 3.6V <dd>– 0 – 32 MHz @ 2.7 – 3.6V </dl> </ul> 8/16-bit XMEGA C4 Microcontroller Features <ul> <li>High-performance, Low-power 8/16-bit Atmel® AVR® XMEGA® Microcontroller <li>Non-volatile Program and Data Memories <dl> <dd>– 16 KB - 128 KB of In-System Self-Programmable Flash <dd>– 4 KB - 8 KB Boot Code Section with Independent Lock Bits <dd>– 1 KB - 2 KB EEPROM <dd>– 2 KB - 8 KB Internal SRAM </dl> <li>Peripheral Features <dl> <dd>– Four-channel Event System <dd>– Four 16-bit Timer/Counters <dd>     Three Timer/Counters with 4 Output Compare or Input Capture channels <dd>     One Timer/Counter with 2 Output Compare or Input Capture channels <dd>     High-Resolution Extensions on two Timer/Counters <dd>     Advanced Waveform Extension on one Timer/Counter <dd>– Two USARTs <dd>     IrDA Extension on one USART <dd>– Two Two-Wire Interfaces with dual address match (I2C and SMBus compatible) <dd>– Two SPIs (Serial Peripheral Interfaces) peripherals <dd>– 16-bit Real Time Counter with Separate Oscillator <dd>– One Twelve-channel, 12-bit, 200 ksps Analog to Digital Converter <dd>– Two Analog Comparators with Window compare function <dd>– External Interrupts on all General Purpose I/O pins <dd>– Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillator </dl> <li>Special Microcontroller Features <dl> <dd>– Power-on Reset and Programmable Brown-out Detection <dd>– Internal and External Clock Options with PLL <dd>– Programmable Multi-level Interrupt Controller <dd>– Sleep Modes: Idle, Power-down, Standby, Power-save, Extended Standby <dd>– Advanced Programming, Test and Debugging Interface <dd>     PDI (Program and Debug Interface) for programming, test and debugging </dl> <li>I/O and Packages <dl> <dd>– 34 Programmable I/O Lines <dd>– 44-lead TQFP <dd>– 44-pad VQFN/QFN <dd>– 49-ball VFBGA </dl> <li>Operating Voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Speed performance <dl> <dd>– 0 – 12 MHz @ 1.6 – 3.6V <dd>– 0 – 32 MHz @ 2.7 – 3.6V </dl> </ul> 8/16-bit XMEGA C4 Microcontroller Features <ul> <li>High-performance, low-power Atmel® AVR® XMEGA® 8/16-bit Microcontroller <li>Nonvolatile program and data memories <dl> <dd> – 16K - 32KBytes of In-System Self-Programmable Flash <dd> – 4KBytes Boot Code Section with Independent Lock Bits <dd> – 1KBytes EEPROM <dd> – 2K - 4KBytes Internal SRAM </dl> <li>Peripheral features <dl> <dd> – Four-channel event system <dd> – Four 16-bit timer/counters <dd>     Three timer/counters with four output compare or input capture channels <dd>     One timer/counter with two output compare or input capture channels <dd>     High resolution extension on two timer/counters <dd>     Advanced waveform extension (AWeX) on one timer/counter <dd> – One USB device interface <dd>     USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant <dd>     32 Endpoints with full configuration flexibility <dd> – Three USARTs with IrDA support for one USART <dd> – Two two-wire interfaces with dual address match (I2C and SMBus compatible) <dd> – Two serial peripheral interfaces (SPIs) <dd> – CRC-16 (CRC-CCITT) and CRC-32 (IEEE®802.3) generator <dd> – 16-bit real time counter (RTC) with separate oscillator <dd> – One sixteen-channel, 12-bit, 300ksps Analog to Digital Converter <dd> – Two Analog Comparators with window compare function, and current sources <dd> – External interrupts on all general purpose I/O pins <dd> – Programmable watchdog timer with separate on-chip ultra low power oscillator <dd> – QTouch® library support <dd>     Capacitive touch buttons, sliders and wheels </dl> <li>Special microcontroller features <dl> <dd> – Power-on reset and programmable brown-out detection <dd> – Internal and external clock options with PLL and prescaler <dd> – Programmable multilevel interrupt controller <dd> – Five sleep modes <dd> – Programming and debug interface <dd>     PDI (program and debug interface) </dl> <li>I/O and packages <dl> <dd> – 34 programmable I/O pins <dd> – 44-lead TQFP <dd> – 44-pad QFN <dd> – 49-ball VFBGA </dl> <li>Operating voltage <dl> <dd> – 1.6 – 3.6V </dl> <li>Operating frequency <dl> <dd>– 0 – 12MHz from 1.6V <dd>– 0 – 32MHz from 2.7V </dl> </ul> 8/16-bit XMEGA B3 Microcontroller Features <ul> <li>High-performance, low-power Atmel® AVR® XMEGA® 8/16-bit Microcontroller <li>Nonvolatile program and data memories <dl> <dd>– 64K - 128KBytes of in-system self-programmable flash <dd>– 4K - 8KBytes boot section <dd>– 2KBytes EEPROM <dd>– 4K - 8KBytes internal SRAM </dl> <li>Peripheral Features <dl> <dd>– Two-channel DMA controller <dd>– Four-channel event system <dd>– Two 16-bit timer/counters <dd>     One timer/counter with 4 output compare or input capture channels <dd>     One timer/counter with 2 output compare or input capture channels <dd>     High resolution extensions one timer/counter <dd>     Advanced waveform extension (AWeX) on timer/counter <dd>     Split mode on timer/counter <dd>– One USB device interface <dd>     USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant <dd>     32 Endpoints with full configuration flexibility <dd>– One USART with IrDA support <dd>– AES and DES crypto engine <dd>– CRC-16 (CRC-CCITT) and CRC-32 (IEEE 802.3) generator <dd>– One two-wire interface with dual address match (I2C and SMBus compatible) <dd>– One serial peripheral interface (SPI) <dd>– 16-bit Real Time Counter (RTC) with separate oscillator <dd>– Liquid Crystal Display <dd>     4x25 segment driver <dd>     Built in contrast control <dd>     ASCII character mappingGra <dd>     Flexible SWAP of segment and common terminals buses <dd>– One eight-channel, 12-bit, 300 thousand SPS Analog to Digital Converter <dd>– Two Analog Comparators with window compare function, and current source feature <dd>– External interrupts on all General Purpose I/O pins <dd>– Programmable watchdog timer with separate on-chip ultra low power oscillator <dd>– QTouch® library support <dd>     Capacitive touch buttons, sliders and wheels </dl> <li>Special microcontroller features <dl> <dd>– Power-on reset and programmable brown-out detection <dd>– Internal and external clock options with PLL <dd>– Programmable multilevel interrupt controller <dd>– Five sleep modes <dd>– Programming and debug interfaces <dd>     JTAG (IEEE 1149.1 Compliant) interface, including boundary scan <dd>     PDI (Program and Debug Interface) </dl> <li>I/O and Packages <dl> <dd>– 36 Programmable I/O pins <dd>– 64 - lead TQFP <dd>– 64 - pad QFN </dl> <li>Operating Voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Operating frequency <dl> <dd>– 0 – 12MHz from 1.6V <dd>– 0 – 32MHz from 2.7V </dl> </ul> 8/16-bit XMEGA B3 Microcontroller Features <ul> <li>High-performance, low-power Atmel® AVR® XMEGA® 8/16-bit Microcontroller <li>Nonvolatile program and data memories <dl> <dd>– 64K - 128KBytes of in-system self-programmable flash <dd>– 4K - 8KBytes boot section <dd>– 2KBytes EEPROM <dd>– 4K - 8KBytes internal SRAM </dl> <li>Peripheral Features <dl> <dd>– Two-channel DMA controller <dd>– Four-channel event system <dd>– Two 16-bit timer/counters <dd>     One timer/counter with 4 output compare or input capture channels <dd>     One timer/counter with 2 output compare or input capture channels <dd>     High resolution extensions one timer/counter <dd>     Advanced waveform extension (AWeX) on timer/counter <dd>     Split mode on timer/counter <dd>– One USB device interface <dd>     USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant <dd>     32 Endpoints with full configuration flexibility <dd>– One USART with IrDA support <dd>– AES and DES crypto engine <dd>– CRC-16 (CRC-CCITT) and CRC-32 (IEEE 802.3) generator <dd>– One two-wire interface with dual address match (I2C and SMBus compatible) <dd>– One serial peripheral interface (SPI) <dd>– 16-bit Real Time Counter (RTC) with separate oscillator <dd>– Liquid Crystal Display <dd>     4x25 segment driver <dd>     Built in contrast control <dd>     ASCII character mappingGra <dd>     Flexible SWAP of segment and common terminals buses <dd>– One eight-channel, 12-bit, 300 thousand SPS Analog to Digital Converter <dd>– Two Analog Comparators with window compare function, and current source feature <dd>– External interrupts on all General Purpose I/O pins <dd>– Programmable watchdog timer with separate on-chip ultra low power oscillator <dd>– QTouch® library support <dd>     Capacitive touch buttons, sliders and wheels </dl> <li>Special microcontroller features <dl> <dd>– Power-on reset and programmable brown-out detection <dd>– Internal and external clock options with PLL <dd>– Programmable multilevel interrupt controller <dd>– Five sleep modes <dd>– Programming and debug interfaces <dd>     JTAG (IEEE 1149.1 Compliant) interface, including boundary scan <dd>     PDI (Program and Debug Interface) </dl> <li>I/O and Packages <dl> <dd>– 36 Programmable I/O pins <dd>– 64 - lead TQFP <dd>– 64 - pad QFN </dl> <li>Operating Voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Operating frequency <dl> <dd>– 0 – 12MHz from 1.6V <dd>– 0 – 32MHz from 2.7V </dl> </ul> 8/16-bit XMEGA A3 Microcontroller Features <ul> <li>High-performance, Low-power 8/16-bit Atmel® AVR® XMEGATM Microcontroller <li>Non-volatile Program and Data Memories <dl> <dd>– 64 KB - 256 KB of In-System Self-Programmable Flash <dd>– 4 KB - 8 KB Boot Code Section with Independent Lock Bits <dd>– 2 KB - 4 KB EEPROM <dd>– 4 KB - 16 KB Internal SRAM </dl> <li>Peripheral Features <dl> <dd>– Four-channel DMA Controller with support for external requests <dd>– Eight-channel Event System <dd>– Seven 16-bit Timer/Counters <dd>     Four Timer/Counters with 4 Output Compare or Input Capture channels <dd>     Three Timer/Counters with 2 Output Compare or Input Capture channels <dd>     High Resolution Extensions on all Timer/Counters <dd>     Advanced Waveform Extension on one Timer/Counter <dd>– Seven USARTs <dd>     IrDA Extension on 1 USART <dd>– AES and DES Crypto Engine <dd>– Two Two-wire Interfaces with dual address match (I2C and SMBus compatible) <dd>– Three SPI (Serial Peripheral Interfaces) <dd>– 16-bit Real Time Counter with Separate Oscillator <dd>– Two Eight-channel, 12-bit, 2 Msps Analog to Digital Converters <dd>– One Two-channel, 12-bit, 1 Msps Digital to Analog Converter <dd>– Four Analog Comparators with Window compare function <dd>– External Interrupts on all General Purpose I/O pins <dd>– Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillator </dl> <li>Special Microcontroller Features <dl> <dd>– Power-on Reset and Programmable Brown-out Detection <dd>– Internal and External Clock Options with PLL <dd>– Programmable Multi-level Interrupt Controller <dd>– Sleep Modes: Idle, Power-down, Standby, Power-save, Extended Standby <dd>– Advanced Programming, Test and Debugging Interfaces <dd>     JTAG (IEEE 1149.1 Compliant) Interface for test, debug and programming <dd>     PDI (Program and Debug Interface) for programming, test and debugging </dl> <li>I/O and Packages <dl> <dd>– 50 Programmable I/O Lines <dd>– 64-lead TQFP <dd>– 64-pad QFN </dl> <li>Operating Voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Speed performance <dl> <dd>– 0 – 12 MHz @ 1.6 – 3.6V <dd>– 0 – 32 MHz @ 2.7 – 3.6V </dl> </ul> 8/16-bit XMEGA A3 Microcontroller Features <ul> <li>High-performance, Low-power 8/16-bit Atmel® AVR® XMEGATM Microcontroller <li>Non-volatile Program and Data Memories <dl> <dd>– 64 KB - 256 KB of In-System Self-Programmable Flash <dd>– 4 KB - 8 KB Boot Code Section with Independent Lock Bits <dd>– 2 KB - 4 KB EEPROM <dd>– 4 KB - 16 KB Internal SRAM </dl> <li>Peripheral Features <dl> <dd>– Four-channel DMA Controller with support for external requests <dd>– Eight-channel Event System <dd>– Seven 16-bit Timer/Counters <dd>     Four Timer/Counters with 4 Output Compare or Input Capture channels <dd>     Three Timer/Counters with 2 Output Compare or Input Capture channels <dd>     High Resolution Extensions on all Timer/Counters <dd>     Advanced Waveform Extension on one Timer/Counter <dd>– Seven USARTs <dd>     IrDA Extension on 1 USART <dd>– AES and DES Crypto Engine <dd>– Two Two-wire Interfaces with dual address match (I2C and SMBus compatible) <dd>– Three SPI (Serial Peripheral Interfaces) <dd>– 16-bit Real Time Counter with Separate Oscillator <dd>– Two Eight-channel, 12-bit, 2 Msps Analog to Digital Converters <dd>– One Two-channel, 12-bit, 1 Msps Digital to Analog Converter <dd>– Four Analog Comparators with Window compare function <dd>– External Interrupts on all General Purpose I/O pins <dd>– Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillator </dl> <li>Special Microcontroller Features <dl> <dd>– Power-on Reset and Programmable Brown-out Detection <dd>– Internal and External Clock Options with PLL <dd>– Programmable Multi-level Interrupt Controller <dd>– Sleep Modes: Idle, Power-down, Standby, Power-save, Extended Standby <dd>– Advanced Programming, Test and Debugging Interfaces <dd>     JTAG (IEEE 1149.1 Compliant) Interface for test, debug and programming <dd>     PDI (Program and Debug Interface) for programming, test and debugging </dl> <li>I/O and Packages <dl> <dd>– 50 Programmable I/O Lines <dd>– 64-lead TQFP <dd>– 64-pad QFN </dl> <li>Operating Voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Speed performance <dl> <dd>– 0 – 12 MHz @ 1.6 – 3.6V <dd>– 0 – 32 MHz @ 2.7 – 3.6V </dl> </ul> 8/16-bit XMEGA A3 Microcontroller Features <ul> <li>High-performance, Low-power 8/16-bit Atmel® AVR® XMEGATM Microcontroller <li>Non-volatile Program and Data Memories <dl> <dd>– 64 KB - 256 KB of In-System Self-Programmable Flash <dd>– 4 KB - 8 KB Boot Code Section with Independent Lock Bits <dd>– 2 KB - 4 KB EEPROM <dd>– 4 KB - 16 KB Internal SRAM </dl> <li>Peripheral Features <dl> <dd>– Four-channel DMA Controller with support for external requests <dd>– Eight-channel Event System <dd>– Seven 16-bit Timer/Counters <dd>     Four Timer/Counters with 4 Output Compare or Input Capture channels <dd>     Three Timer/Counters with 2 Output Compare or Input Capture channels <dd>     High Resolution Extensions on all Timer/Counters <dd>     Advanced Waveform Extension on one Timer/Counter <dd>– Seven USARTs <dd>     IrDA Extension on 1 USART <dd>– AES and DES Crypto Engine <dd>– Two Two-wire Interfaces with dual address match (I2C and SMBus compatible) <dd>– Three SPI (Serial Peripheral Interfaces) <dd>– 16-bit Real Time Counter with Separate Oscillator <dd>– Two Eight-channel, 12-bit, 2 Msps Analog to Digital Converters <dd>– One Two-channel, 12-bit, 1 Msps Digital to Analog Converter <dd>– Four Analog Comparators with Window compare function <dd>– External Interrupts on all General Purpose I/O pins <dd>– Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillator </dl> <li>Special Microcontroller Features <dl> <dd>– Power-on Reset and Programmable Brown-out Detection <dd>– Internal and External Clock Options with PLL <dd>– Programmable Multi-level Interrupt Controller <dd>– Sleep Modes: Idle, Power-down, Standby, Power-save, Extended Standby <dd>– Advanced Programming, Test and Debugging Interfaces <dd>     JTAG (IEEE 1149.1 Compliant) Interface for test, debug and programming <dd>     PDI (Program and Debug Interface) for programming, test and debugging </dl> <li>I/O and Packages <dl> <dd>– 50 Programmable I/O Lines <dd>– 64-lead TQFP <dd>– 64-pad QFN </dl> <li>Operating Voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Speed performance <dl> <dd>– 0 – 12 MHz @ 1.6 – 3.6V <dd>– 0 – 32 MHz @ 2.7 – 3.6V </dl> </ul> 8/16-bit XMEGA A3 Microcontroller Features <ul> <li>High-performance, Low-power 8/16-bit Atmel® AVR® XMEGATM Microcontroller <li>Non-volatile Program and Data Memories <dl> <dd>– 64 KB - 256 KB of In-System Self-Programmable Flash <dd>– 4 KB - 8 KB Boot Code Section with Independent Lock Bits <dd>– 2 KB - 4 KB EEPROM <dd>– 4 KB - 16 KB Internal SRAM </dl> <li>Peripheral Features <dl> <dd>– Four-channel DMA Controller with support for external requests <dd>– Eight-channel Event System <dd>– Seven 16-bit Timer/Counters <dd>     Four Timer/Counters with 4 Output Compare or Input Capture channels <dd>     Three Timer/Counters with 2 Output Compare or Input Capture channels <dd>     High Resolution Extensions on all Timer/Counters <dd>     Advanced Waveform Extension on one Timer/Counter <dd>– Seven USARTs <dd>     IrDA Extension on 1 USART <dd>– AES and DES Crypto Engine <dd>– Two Two-wire Interfaces with dual address match (I2C and SMBus compatible) <dd>– Three SPI (Serial Peripheral Interfaces) <dd>– 16-bit Real Time Counter with Separate Oscillator <dd>– Two Eight-channel, 12-bit, 2 Msps Analog to Digital Converters <dd>– One Two-channel, 12-bit, 1 Msps Digital to Analog Converter <dd>– Four Analog Comparators with Window compare function <dd>– External Interrupts on all General Purpose I/O pins <dd>– Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillator </dl> <li>Special Microcontroller Features <dl> <dd>– Power-on Reset and Programmable Brown-out Detection <dd>– Internal and External Clock Options with PLL <dd>– Programmable Multi-level Interrupt Controller <dd>– Sleep Modes: Idle, Power-down, Standby, Power-save, Extended Standby <dd>– Advanced Programming, Test and Debugging Interfaces <dd>     JTAG (IEEE 1149.1 Compliant) Interface for test, debug and programming <dd>     PDI (Program and Debug Interface) for programming, test and debugging </dl> <li>I/O and Packages <dl> <dd>– 50 Programmable I/O Lines <dd>– 64-lead TQFP <dd>– 64-pad QFN </dl> <li>Operating Voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Speed performance <dl> <dd>– 0 – 12 MHz @ 1.6 – 3.6V <dd>– 0 – 32 MHz @ 2.7 – 3.6V </dl> </ul> 8/16-bit XMEGA C3 Microcontroller Features <ul> <li> High-performance, low-power Atmel® AVR® XMEGA® 8/16-bit Microcontroller <li> Nonvolatile program and data memories <dl> <dd>– 64K - 256KBytes of In-System Self-Programmable Flash <dd>– 4K - 8KBytes Boot Code Section with Independent Lock Bits <dd>– 2K - 4KBytes EEPROM <dd>– 4K - 16KBytes Internal SRAM </dl> <li>Peripheral features <dl> <dd>– Four-channel event system <dd>– Five 16-bit timer/counters <dd>     Four timer/counters with four output compare or input capture channels <dd>     One timer/counter with two output compare or input capture channels <dd>     High resolution extension on two timer/counters <dd>     Advanced waveform extension (AWeX) on one timer/counter <dd>– One USB device interface <dd>     USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant <dd>     32 Endpoints with full configuration flexibility <dd>– Three USARTs with IrDA support for one USART <dd>– Two two-wire interfaces with dual address match (I2C and SMBus compatible) <dd>– Two serial peripheral interfaces (SPIs) <dd>– CRC-16 (CRC-CCITT) and CRC-32 (IEEE®802.3) generator <dd>– 16-bit real time counter (RTC) with separate oscillator <dd>– One sixteen-channel, 12-bit, 300ksps Analog to Digital Converter <dd>– Two Analog Comparators with window compare function, and current sources <dd>– External interrupts on all general purpose I/O pins <dd>– Programmable watchdog timer with separate on-chip ultra low power oscillator <dd>– QTouch® library support <dd>     Capacitive touch buttons, sliders and wheels </dl> <li>Special microcontroller features <dl> <dd>– Power-on reset and programmable brown-out detection <dd>– Internal and external clock options with PLL and prescaler <dd>– Programmable multilevel interrupt controller <dd>– Five sleep modes <dd>– Programming and debug interface <dd>     PDI (program and debug interface) </dl> <li>I/O and packages <dl> <dd>– 50 programmable I/O pins <dd>– 64-lead TQFP <dd>– 64-pad QFN </dl> <li>Operating voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Operating frequency <dl> <dd>– 0 – 12MHz from 1.6V <dd>– 0 – 32MHz from 2.7V </dl> </ul> 8/16-bit XMEGA C3 Microcontroller Features <ul> <li> High-performance, low-power Atmel® AVR® XMEGA® 8/16-bit Microcontroller <li> Nonvolatile program and data memories <dl> <dd>– 64K - 256KBytes of In-System Self-Programmable Flash <dd>– 4K - 8KBytes Boot Code Section with Independent Lock Bits <dd>– 2K - 4KBytes EEPROM <dd>– 4K - 16KBytes Internal SRAM </dl> <li>Peripheral features <dl> <dd>– Four-channel event system <dd>– Five 16-bit timer/counters <dd>     Four timer/counters with four output compare or input capture channels <dd>     One timer/counter with two output compare or input capture channels <dd>     High resolution extension on two timer/counters <dd>     Advanced waveform extension (AWeX) on one timer/counter <dd>– One USB device interface <dd>     USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant <dd>     32 Endpoints with full configuration flexibility <dd>– Three USARTs with IrDA support for one USART <dd>– Two two-wire interfaces with dual address match (I2C and SMBus compatible) <dd>– Two serial peripheral interfaces (SPIs) <dd>– CRC-16 (CRC-CCITT) and CRC-32 (IEEE®802.3) generator <dd>– 16-bit real time counter (RTC) with separate oscillator <dd>– One sixteen-channel, 12-bit, 300ksps Analog to Digital Converter <dd>– Two Analog Comparators with window compare function, and current sources <dd>– External interrupts on all general purpose I/O pins <dd>– Programmable watchdog timer with separate on-chip ultra low power oscillator <dd>– QTouch® library support <dd>     Capacitive touch buttons, sliders and wheels </dl> <li>Special microcontroller features <dl> <dd>– Power-on reset and programmable brown-out detection <dd>– Internal and external clock options with PLL and prescaler <dd>– Programmable multilevel interrupt controller <dd>– Five sleep modes <dd>– Programming and debug interface <dd>     PDI (program and debug interface) </dl> <li>I/O and packages <dl> <dd>– 50 programmable I/O pins <dd>– 64-lead TQFP <dd>– 64-pad QFN </dl> <li>Operating voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Operating frequency <dl> <dd>– 0 – 12MHz from 1.6V <dd>– 0 – 32MHz from 2.7V </dl> </ul> 8/16-bit XMEGA C3 Microcontroller Features <ul> <li> High-performance, low-power Atmel® AVR® XMEGA® 8/16-bit Microcontroller <li> Nonvolatile program and data memories <dl> <dd>– 64K - 256KBytes of In-System Self-Programmable Flash <dd>– 4K - 8KBytes Boot Code Section with Independent Lock Bits <dd>– 2K - 4KBytes EEPROM <dd>– 4K - 16KBytes Internal SRAM </dl> <li>Peripheral features <dl> <dd>– Four-channel event system <dd>– Five 16-bit timer/counters <dd>     Four timer/counters with four output compare or input capture channels <dd>     One timer/counter with two output compare or input capture channels <dd>     High resolution extension on two timer/counters <dd>     Advanced waveform extension (AWeX) on one timer/counter <dd>– One USB device interface <dd>     USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant <dd>     32 Endpoints with full configuration flexibility <dd>– Three USARTs with IrDA support for one USART <dd>– Two two-wire interfaces with dual address match (I2C and SMBus compatible) <dd>– Two serial peripheral interfaces (SPIs) <dd>– CRC-16 (CRC-CCITT) and CRC-32 (IEEE®802.3) generator <dd>– 16-bit real time counter (RTC) with separate oscillator <dd>– One sixteen-channel, 12-bit, 300ksps Analog to Digital Converter <dd>– Two Analog Comparators with window compare function, and current sources <dd>– External interrupts on all general purpose I/O pins <dd>– Programmable watchdog timer with separate on-chip ultra low power oscillator <dd>– QTouch® library support <dd>     Capacitive touch buttons, sliders and wheels </dl> <li>Special microcontroller features <dl> <dd>– Power-on reset and programmable brown-out detection <dd>– Internal and external clock options with PLL and prescaler <dd>– Programmable multilevel interrupt controller <dd>– Five sleep modes <dd>– Programming and debug interface <dd>     PDI (program and debug interface) </dl> <li>I/O and packages <dl> <dd>– 50 programmable I/O pins <dd>– 64-lead TQFP <dd>– 64-pad QFN </dl> <li>Operating voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Operating frequency <dl> <dd>– 0 – 12MHz from 1.6V <dd>– 0 – 32MHz from 2.7V </dl> </ul> 8/16-bit XMEGA C3 Microcontroller Features <ul> <li> High-performance, low-power Atmel® AVR® XMEGA® 8/16-bit Microcontroller <li> Nonvolatile program and data memories <dl> <dd>– 64K - 256KBytes of In-System Self-Programmable Flash <dd>– 4K - 8KBytes Boot Code Section with Independent Lock Bits <dd>– 2K - 4KBytes EEPROM <dd>– 4K - 16KBytes Internal SRAM </dl> <li>Peripheral features <dl> <dd>– Four-channel event system <dd>– Five 16-bit timer/counters <dd>     Four timer/counters with four output compare or input capture channels <dd>     One timer/counter with two output compare or input capture channels <dd>     High resolution extension on two timer/counters <dd>     Advanced waveform extension (AWeX) on one timer/counter <dd>– One USB device interface <dd>     USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant <dd>     32 Endpoints with full configuration flexibility <dd>– Three USARTs with IrDA support for one USART <dd>– Two two-wire interfaces with dual address match (I2C and SMBus compatible) <dd>– Two serial peripheral interfaces (SPIs) <dd>– CRC-16 (CRC-CCITT) and CRC-32 (IEEE®802.3) generator <dd>– 16-bit real time counter (RTC) with separate oscillator <dd>– One sixteen-channel, 12-bit, 300ksps Analog to Digital Converter <dd>– Two Analog Comparators with window compare function, and current sources <dd>– External interrupts on all general purpose I/O pins <dd>– Programmable watchdog timer with separate on-chip ultra low power oscillator <dd>– QTouch® library support <dd>     Capacitive touch buttons, sliders and wheels </dl> <li>Special microcontroller features <dl> <dd>– Power-on reset and programmable brown-out detection <dd>– Internal and external clock options with PLL and prescaler <dd>– Programmable multilevel interrupt controller <dd>– Five sleep modes <dd>– Programming and debug interface <dd>     PDI (program and debug interface) </dl> <li>I/O and packages <dl> <dd>– 50 programmable I/O pins <dd>– 64-lead TQFP <dd>– 64-pad QFN </dl> <li>Operating voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Operating frequency <dl> <dd>– 0 – 12MHz from 1.6V <dd>– 0 – 32MHz from 2.7V </dl> </ul> 8/16-bit XMEGA C3 Microcontroller Features <ul> <li>High-performance, Low-power 8/16-bit Atmel® AVR® XMEGATM Microcontroller <li>Non-volatile Program and Data Memories <dl> <dd>– 64K - 256K Bytes of In-System Self-Programmable Flash <dd>– 4K - 8K Bytes Boot Code Section with Independent Lock Bits <dd>– 2K - 4K Bytes EEPROM <dd>– 4K - 16K Bytes Internal SRAM </dl> <li>Peripheral Features <dl> <dd>– Four-channel Event System <dd>– Five 16-bit Timer/Counters <dd>     Four Timer/Counters with 4 Output Compare or Input Capture channels <dd>     One Timer/Counters with 2 Output Compare or Input Capture channels <dd>     High Resolution Extensions on two Timer/Counters <dd>     Advanced Waveform Extension on one Timer/Counter <dd>– Three USARTs <dd>     IrDA Extension on 1 USART <dd>– Two Two-Wire Interfaces with dual address match(I2C and SMBus compatible) <dd>– Two SPI (Serial Peripheral Interfaces) <dd>– 16-bit Real Time Counter with Separate Oscillator <dd>– One Sixteen-channel, 12-bit, 200ksps Analog to Digital Converter <dd>– Two Analog Comparators with Window compare function <dd>– External Interrupts on all General Purpose I/O pins <dd>– Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillator </dl> <li>Special Microcontroller Features <dl> <dd>– Power-on Reset and Programmable Brown-out Detection <dd>– Internal and External Clock Options with PLL <dd>– Programmable Multi-level Interrupt Controller <dd>– Sleep Modes: Idle, Power-down, Standby, Power-save, Extended Standby <dd>– Advanced Programming, Test and Debugging Interface <dd>     PDI (Program and Debug Interface) for programming, test and debugging </dl> <li>I/O and Packages <dl> <dd>– 50 Programmable I/O Lines <dd>– 64-lead TQFP <dd>– 64-pad QFN </dl> <li>Operating Voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Speed performance <dl> <dd>– 0 – 12 MHz @ 1.6 – 3.6V <dd>– 0 – 32 MHz @ 2.7 – 3.6V </dl> </ul> 8/16-bit XMEGA C3 Microcontroller Features <ul> <li>High-performance, Low-power 8/16-bit Atmel® AVR® XMEGATM Microcontroller <li>Non-volatile Program and Data Memories <dl> <dd>– 64K - 256K Bytes of In-System Self-Programmable Flash <dd>– 4K - 8K Bytes Boot Code Section with Independent Lock Bits <dd>– 2K - 4K Bytes EEPROM <dd>– 4K - 16K Bytes Internal SRAM </dl> <li>Peripheral Features <dl> <dd>– Four-channel Event System <dd>– Five 16-bit Timer/Counters <dd>     Four Timer/Counters with 4 Output Compare or Input Capture channels <dd>     One Timer/Counters with 2 Output Compare or Input Capture channels <dd>     High Resolution Extensions on two Timer/Counters <dd>     Advanced Waveform Extension on one Timer/Counter <dd>– Three USARTs <dd>     IrDA Extension on 1 USART <dd>– Two Two-Wire Interfaces with dual address match(I2C and SMBus compatible) <dd>– Two SPI (Serial Peripheral Interfaces) <dd>– 16-bit Real Time Counter with Separate Oscillator <dd>– One Sixteen-channel, 12-bit, 200ksps Analog to Digital Converter <dd>– Two Analog Comparators with Window compare function <dd>– External Interrupts on all General Purpose I/O pins <dd>– Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillator </dl> <li>Special Microcontroller Features <dl> <dd>– Power-on Reset and Programmable Brown-out Detection <dd>– Internal and External Clock Options with PLL <dd>– Programmable Multi-level Interrupt Controller <dd>– Sleep Modes: Idle, Power-down, Standby, Power-save, Extended Standby <dd>– Advanced Programming, Test and Debugging Interface <dd>     PDI (Program and Debug Interface) for programming, test and debugging </dl> <li>I/O and Packages <dl> <dd>– 50 Programmable I/O Lines <dd>– 64-lead TQFP <dd>– 64-pad QFN </dl> <li>Operating Voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Speed performance <dl> <dd>– 0 – 12 MHz @ 1.6 – 3.6V <dd>– 0 – 32 MHz @ 2.7 – 3.6V </dl> </ul> 8/16-bit XMEGA C3 Microcontroller Features <ul> <li>High-performance, Low-power 8/16-bit Atmel® AVR® XMEGATM Microcontroller <li>Non-volatile Program and Data Memories <dl> <dd>– 64K - 256K Bytes of In-System Self-Programmable Flash <dd>– 4K - 8K Bytes Boot Code Section with Independent Lock Bits <dd>– 2K - 4K Bytes EEPROM <dd>– 4K - 16K Bytes Internal SRAM </dl> <li>Peripheral Features <dl> <dd>– Four-channel Event System <dd>– Five 16-bit Timer/Counters <dd>     Four Timer/Counters with 4 Output Compare or Input Capture channels <dd>     One Timer/Counters with 2 Output Compare or Input Capture channels <dd>     High Resolution Extensions on two Timer/Counters <dd>     Advanced Waveform Extension on one Timer/Counter <dd>– Three USARTs <dd>     IrDA Extension on 1 USART <dd>– Two Two-Wire Interfaces with dual address match(I2C and SMBus compatible) <dd>– Two SPI (Serial Peripheral Interfaces) <dd>– 16-bit Real Time Counter with Separate Oscillator <dd>– One Sixteen-channel, 12-bit, 200ksps Analog to Digital Converter <dd>– Two Analog Comparators with Window compare function <dd>– External Interrupts on all General Purpose I/O pins <dd>– Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillator </dl> <li>Special Microcontroller Features <dl> <dd>– Power-on Reset and Programmable Brown-out Detection <dd>– Internal and External Clock Options with PLL <dd>– Programmable Multi-level Interrupt Controller <dd>– Sleep Modes: Idle, Power-down, Standby, Power-save, Extended Standby <dd>– Advanced Programming, Test and Debugging Interface <dd>     PDI (Program and Debug Interface) for programming, test and debugging </dl> <li>I/O and Packages <dl> <dd>– 50 Programmable I/O Lines <dd>– 64-lead TQFP <dd>– 64-pad QFN </dl> <li>Operating Voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Speed performance <dl> <dd>– 0 – 12 MHz @ 1.6 – 3.6V <dd>– 0 – 32 MHz @ 2.7 – 3.6V </dl> </ul> 8/16-bit XMEGA C3 Microcontroller Features <ul> <li>High-performance, Low-power 8/16-bit Atmel® AVR® XMEGATM Microcontroller <li>Non-volatile Program and Data Memories <dl> <dd>– 64K - 256K Bytes of In-System Self-Programmable Flash <dd>– 4K - 8K Bytes Boot Code Section with Independent Lock Bits <dd>– 2K - 4K Bytes EEPROM <dd>– 4K - 16K Bytes Internal SRAM </dl> <li>Peripheral Features <dl> <dd>– Four-channel Event System <dd>– Five 16-bit Timer/Counters <dd>     Four Timer/Counters with 4 Output Compare or Input Capture channels <dd>     One Timer/Counters with 2 Output Compare or Input Capture channels <dd>     High Resolution Extensions on two Timer/Counters <dd>     Advanced Waveform Extension on one Timer/Counter <dd>– Three USARTs <dd>     IrDA Extension on 1 USART <dd>– Two Two-Wire Interfaces with dual address match(I2C and SMBus compatible) <dd>– Two SPI (Serial Peripheral Interfaces) <dd>– 16-bit Real Time Counter with Separate Oscillator <dd>– One Sixteen-channel, 12-bit, 200ksps Analog to Digital Converter <dd>– Two Analog Comparators with Window compare function <dd>– External Interrupts on all General Purpose I/O pins <dd>– Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillator </dl> <li>Special Microcontroller Features <dl> <dd>– Power-on Reset and Programmable Brown-out Detection <dd>– Internal and External Clock Options with PLL <dd>– Programmable Multi-level Interrupt Controller <dd>– Sleep Modes: Idle, Power-down, Standby, Power-save, Extended Standby <dd>– Advanced Programming, Test and Debugging Interface <dd>     PDI (Program and Debug Interface) for programming, test and debugging </dl> <li>I/O and Packages <dl> <dd>– 50 Programmable I/O Lines <dd>– 64-lead TQFP <dd>– 64-pad QFN </dl> <li>Operating Voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Speed performance <dl> <dd>– 0 – 12 MHz @ 1.6 – 3.6V <dd>– 0 – 32 MHz @ 2.7 – 3.6V </dl> </ul> 8/16-bit XMEGA A1 Microcontroller Features <ul> <li>High-performance, Low-power 8/16-bit Atmel® AVR® XMEGATM Microcontroller <li>Non-Volatile Program and Data Memories <dl> <dd>– 64K - 384K Bytes of In-System Self-Programmable Flash <dd>– 4K - 8K Bytes Boot Section with Independent Lock Bits <dd>– 2 KB - 4 KB EEPROM <dd>– 4 KB - 32 KB Internal SRAM <dd>     External Bus Interface for up to 16M bytes SRAM <dd>     External Bus Interface for up to 128M bit SDRAM </dl> <li>Peripheral Features <dl> <dd>– Four-channel DMA Controller with support for external requests <dd>– Eight-channel Event System <dd>– Eight 16-bit Timer/Counters <dd>     Four Timer/Counters with 4 Output Compare or Input Capture channels <dd>     Four Timer/Counters with 2 Output Compare or Input Capture channels <dd>     High-Resolution Extension on all Timer/Counters <dd>     Advanced Waveform Extension on two Timer/Counters <dd>– Eight USARTs <dd>     IrDA modulation/demodulation for one USART <dd>– Four Two-Wire Interfaces with dual address match (I2C and SMBus compatible) <dd>– Four SPI (Serial Peripheral Interface) peripherals <dd>– AES and DES Crypto Engine <dd>– 16-bit Real Time Counter with separate Oscillator <dd>– Two Eight-channel, 12-bit, 2 Msps Analog to Digital Converters <dd>– Two Two-channel, 12-bit, 1 Msps Digital to Analog Converters <dd>– Four Analog Comparators with Window compare function <dd>– External Interrupts on all General Purpose I/O pins <dd>– Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillator </dl> <li>Special Microcontroller Features <dl> <dd>– Power-on Reset and Programmable Brown-out Detection <dd>– Internal and External Clock Options with PLL and Prescaler <dd>– Programmable Multi-level Interrupt Controller <dd>– Sleep Modes: Idle, Power-down, Standby, Power-save, Extended Standby <dd>– Advanced Programming, Test and Debugging Interfaces <dd>     JTAG (IEEE 1149.1 Compliant) Interface for programming, test and debugging <dd>     PDI (Program and Debug Interface) for programming and debugging </dl> <li>I/O and Packages <dl> <dd>– 78 Programmable I/O Lines <dd>– 100 - lead TQFP <dd>– 100 - ball CBGA <dd>– 100 - ball VFBGA </dl> <li>Operating Voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Speed performance <dl> <dd>– 0 – 12 MHz @ 1.6 – 3.6V <dd>– 0 – 32 MHz @ 2.7 – 3.6V </dl> </ul> 8/16-bit XMEGA A1 Microcontroller Features <ul> <li>High-performance, Low-power 8/16-bit Atmel® AVR® XMEGATM Microcontroller <li>Non-Volatile Program and Data Memories <dl> <dd>– 64K - 384K Bytes of In-System Self-Programmable Flash <dd>– 4K - 8K Bytes Boot Section with Independent Lock Bits <dd>– 2 KB - 4 KB EEPROM <dd>– 4 KB - 32 KB Internal SRAM <dd>     External Bus Interface for up to 16M bytes SRAM <dd>     External Bus Interface for up to 128M bit SDRAM </dl> <li>Peripheral Features <dl> <dd>– Four-channel DMA Controller with support for external requests <dd>– Eight-channel Event System <dd>– Eight 16-bit Timer/Counters <dd>     Four Timer/Counters with 4 Output Compare or Input Capture channels <dd>     Four Timer/Counters with 2 Output Compare or Input Capture channels <dd>     High-Resolution Extension on all Timer/Counters <dd>     Advanced Waveform Extension on two Timer/Counters <dd>– Eight USARTs <dd>     IrDA modulation/demodulation for one USART <dd>– Four Two-Wire Interfaces with dual address match (I2C and SMBus compatible) <dd>– Four SPI (Serial Peripheral Interface) peripherals <dd>– AES and DES Crypto Engine <dd>– 16-bit Real Time Counter with separate Oscillator <dd>– Two Eight-channel, 12-bit, 2 Msps Analog to Digital Converters <dd>– Two Two-channel, 12-bit, 1 Msps Digital to Analog Converters <dd>– Four Analog Comparators with Window compare function <dd>– External Interrupts on all General Purpose I/O pins <dd>– Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillator </dl> <li>Special Microcontroller Features <dl> <dd>– Power-on Reset and Programmable Brown-out Detection <dd>– Internal and External Clock Options with PLL and Prescaler <dd>– Programmable Multi-level Interrupt Controller <dd>– Sleep Modes: Idle, Power-down, Standby, Power-save, Extended Standby <dd>– Advanced Programming, Test and Debugging Interfaces <dd>     JTAG (IEEE 1149.1 Compliant) Interface for programming, test and debugging <dd>     PDI (Program and Debug Interface) for programming and debugging </dl> <li>I/O and Packages <dl> <dd>– 78 Programmable I/O Lines <dd>– 100 - lead TQFP <dd>– 100 - ball CBGA <dd>– 100 - ball VFBGA </dl> <li>Operating Voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Speed performance <dl> <dd>– 0 – 12 MHz @ 1.6 – 3.6V <dd>– 0 – 32 MHz @ 2.7 – 3.6V </dl> </ul> 8/16-bit XMEGA A1 Microcontroller Features <ul> <li>High-performance, Low-power 8/16-bit Atmel® AVR® XMEGATM Microcontroller <li>Non-Volatile Program and Data Memories <dl> <dd>– 64K - 384K Bytes of In-System Self-Programmable Flash <dd>– 4K - 8K Bytes Boot Section with Independent Lock Bits <dd>– 2 KB - 4 KB EEPROM <dd>– 4 KB - 32 KB Internal SRAM <dd>     External Bus Interface for up to 16M bytes SRAM <dd>     External Bus Interface for up to 128M bit SDRAM </dl> <li>Peripheral Features <dl> <dd>– Four-channel DMA Controller with support for external requests <dd>– Eight-channel Event System <dd>– Eight 16-bit Timer/Counters <dd>     Four Timer/Counters with 4 Output Compare or Input Capture channels <dd>     Four Timer/Counters with 2 Output Compare or Input Capture channels <dd>     High-Resolution Extension on all Timer/Counters <dd>     Advanced Waveform Extension on two Timer/Counters <dd>– Eight USARTs <dd>     IrDA modulation/demodulation for one USART <dd>– Four Two-Wire Interfaces with dual address match (I2C and SMBus compatible) <dd>– Four SPI (Serial Peripheral Interface) peripherals <dd>– AES and DES Crypto Engine <dd>– 16-bit Real Time Counter with separate Oscillator <dd>– Two Eight-channel, 12-bit, 2 Msps Analog to Digital Converters <dd>– Two Two-channel, 12-bit, 1 Msps Digital to Analog Converters <dd>– Four Analog Comparators with Window compare function <dd>– External Interrupts on all General Purpose I/O pins <dd>– Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillator </dl> <li>Special Microcontroller Features <dl> <dd>– Power-on Reset and Programmable Brown-out Detection <dd>– Internal and External Clock Options with PLL and Prescaler <dd>– Programmable Multi-level Interrupt Controller <dd>– Sleep Modes: Idle, Power-down, Standby, Power-save, Extended Standby <dd>– Advanced Programming, Test and Debugging Interfaces <dd>     JTAG (IEEE 1149.1 Compliant) Interface for programming, test and debugging <dd>     PDI (Program and Debug Interface) for programming and debugging </dl> <li>I/O and Packages <dl> <dd>– 78 Programmable I/O Lines <dd>– 100 - lead TQFP <dd>– 100 - ball CBGA <dd>– 100 - ball VFBGA </dl> <li>Operating Voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Speed performance <dl> <dd>– 0 – 12 MHz @ 1.6 – 3.6V <dd>– 0 – 32 MHz @ 2.7 – 3.6V </dl> </ul> 8/16-bit XMEGA A1 Microcontroller Features <ul> <li>High-performance, Low-power 8/16-bit Atmel® AVR® XMEGATM Microcontroller <li>Non-Volatile Program and Data Memories <dl> <dd>– 64K - 384K Bytes of In-System Self-Programmable Flash <dd>– 4K - 8K Bytes Boot Section with Independent Lock Bits <dd>– 2 KB - 4 KB EEPROM <dd>– 4 KB - 32 KB Internal SRAM <dd>     External Bus Interface for up to 16M bytes SRAM <dd>     External Bus Interface for up to 128M bit SDRAM </dl> <li>Peripheral Features <dl> <dd>– Four-channel DMA Controller with support for external requests <dd>– Eight-channel Event System <dd>– Eight 16-bit Timer/Counters <dd>     Four Timer/Counters with 4 Output Compare or Input Capture channels <dd>     Four Timer/Counters with 2 Output Compare or Input Capture channels <dd>     High-Resolution Extension on all Timer/Counters <dd>     Advanced Waveform Extension on two Timer/Counters <dd>– Eight USARTs <dd>     IrDA modulation/demodulation for one USART <dd>– Four Two-Wire Interfaces with dual address match (I2C and SMBus compatible) <dd>– Four SPI (Serial Peripheral Interface) peripherals <dd>– AES and DES Crypto Engine <dd>– 16-bit Real Time Counter with separate Oscillator <dd>– Two Eight-channel, 12-bit, 2 Msps Analog to Digital Converters <dd>– Two Two-channel, 12-bit, 1 Msps Digital to Analog Converters <dd>– Four Analog Comparators with Window compare function <dd>– External Interrupts on all General Purpose I/O pins <dd>– Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillator </dl> <li>Special Microcontroller Features <dl> <dd>– Power-on Reset and Programmable Brown-out Detection <dd>– Internal and External Clock Options with PLL and Prescaler <dd>– Programmable Multi-level Interrupt Controller <dd>– Sleep Modes: Idle, Power-down, Standby, Power-save, Extended Standby <dd>– Advanced Programming, Test and Debugging Interfaces <dd>     JTAG (IEEE 1149.1 Compliant) Interface for programming, test and debugging <dd>     PDI (Program and Debug Interface) for programming and debugging </dl> <li>I/O and Packages <dl> <dd>– 78 Programmable I/O Lines <dd>– 100 - lead TQFP <dd>– 100 - ball CBGA <dd>– 100 - ball VFBGA </dl> <li>Operating Voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Speed performance <dl> <dd>– 0 – 12 MHz @ 1.6 – 3.6V <dd>– 0 – 32 MHz @ 2.7 – 3.6V </dl> </ul> 8/16-bit XMEGA A1 Microcontroller Features <ul> <li>High-performance, Low-power 8/16-bit Atmel® AVR® XMEGATM Microcontroller <li>Non-Volatile Program and Data Memories <dl> <dd>– 64K - 384K Bytes of In-System Self-Programmable Flash <dd>– 4K - 8K Bytes Boot Section with Independent Lock Bits <dd>– 2 KB - 4 KB EEPROM <dd>– 4 KB - 32 KB Internal SRAM <dd>     External Bus Interface for up to 16M bytes SRAM <dd>     External Bus Interface for up to 128M bit SDRAM </dl> <li>Peripheral Features <dl> <dd>– Four-channel DMA Controller with support for external requests <dd>– Eight-channel Event System <dd>– Eight 16-bit Timer/Counters <dd>     Four Timer/Counters with 4 Output Compare or Input Capture channels <dd>     Four Timer/Counters with 2 Output Compare or Input Capture channels <dd>     High-Resolution Extension on all Timer/Counters <dd>     Advanced Waveform Extension on two Timer/Counters <dd>– Eight USARTs <dd>     IrDA modulation/demodulation for one USART <dd>– Four Two-Wire Interfaces with dual address match (I2C and SMBus compatible) <dd>– Four SPI (Serial Peripheral Interface) peripherals <dd>– AES and DES Crypto Engine <dd>– 16-bit Real Time Counter with separate Oscillator <dd>– Two Eight-channel, 12-bit, 2 Msps Analog to Digital Converters <dd>– Two Two-channel, 12-bit, 1 Msps Digital to Analog Converters <dd>– Four Analog Comparators with Window compare function <dd>– External Interrupts on all General Purpose I/O pins <dd>– Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillator </dl> <li>Special Microcontroller Features <dl> <dd>– Power-on Reset and Programmable Brown-out Detection <dd>– Internal and External Clock Options with PLL and Prescaler <dd>– Programmable Multi-level Interrupt Controller <dd>– Sleep Modes: Idle, Power-down, Standby, Power-save, Extended Standby <dd>– Advanced Programming, Test and Debugging Interfaces <dd>     JTAG (IEEE 1149.1 Compliant) Interface for programming, test and debugging <dd>     PDI (Program and Debug Interface) for programming and debugging </dl> <li>I/O and Packages <dl> <dd>– 78 Programmable I/O Lines <dd>– 100 - lead TQFP <dd>– 100 - ball CBGA <dd>– 100 - ball VFBGA </dl> <li>Operating Voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Speed performance <dl> <dd>– 0 – 12 MHz @ 1.6 – 3.6V <dd>– 0 – 32 MHz @ 2.7 – 3.6V </dl> </ul> 8/16-bit XMEGA A1U Microcontroller Features <ul> <li>High-performance, low-power Atmel® AVR® XMEGA® 8/16-bit Microcontroller <li>Nonvolatileprogram and data memories <dl> <dd>– 64K - 128KBytes of in-system self-programmable flash <dd>– 4K - 8KBytes boot section <dd>– 2KBytes EEPROM <dd>– 4K - 8KBytes internal SRAM <dd>     External bus interface for up to 16Mbytes SRAM <dd>     External bus interface for up to 128Mbit SDRAM </dl> <li>Peripheral features <dl> <dd>– Four-channel DMA controller <dd>– Eight-channel event system <dd>– Eight 16-bit timer/counters <dd>     Four timer/counters with 4 output compare or input capture channels <dd>     Four timer/counters with 2 output compare or input capture channels <dd>     High resolution extension on all timer/counters <dd>     Advanced waveform extension (AWeX) on two timer/counters <dd>– One USB device interface <dd>     USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant <dd>     32 Endpoints with full configuration flexibility <dd>– Eight USARTs with IrDA support for one USART <dd>– Four two-wire interfaces with dual address match (I2C and SMBus compatible) <dd>– Four serial peripheral interfaces (SPIs) <dd>– AES and DES crypto engine <dd>– CRC-16 (CRC-CCITT) and CRC-32 (IEEE® 802.3) generator <dd>– 16-bit real time counter (RTC) with separate oscillator <dd>– Two sixteen channel, 12-bit, 2msps Analog to Digital Converters <dd>– Two Two-channel, 12-bit, 1msps Digital to Analog Converters <dd>– Four Analog Comparators (ACs) with window compare function, and current sources <dd>– External interrupts on all general purpose I/O pins <dd>– Programmable watchdog timer with separate on-chip ultra low power oscillator <dd>– QTouch® library support <dd>     Capacitive touch buttons, sliders and wheels </dl> <li>Special microcontroller features <dl> <dd>– Power-on reset and programmable brown-out detection <dd>– Internal and external clock options with PLL and prescaler <dd>– Programmable multilevel interrupt controller <dd>– Five sleep modes <dd>– Programming and debug interfaces <dd>     JTAG (IEEE 1149.1 compliant) interface, including boundary scan <dd>     PDI (Program and Debug Interface) </dl> <li>I/O and packages <dl> <dd>– 78 Programmable I/O pins <dd>– 100 lead TQFP <dd>– 100 ball BGA <dd>– 100 ball VFBGA </dl> <li>Operating voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Operating frequency <dl> <dd>– 0 – 12MHz from 1.6V <dd>– 0 – 32MHz from 2.7V </dl> </ul> 8/16-bit XMEGA A1U Microcontroller Features <ul> <li>High-performance, low-power Atmel® AVR® XMEGA® 8/16-bit Microcontroller <li>Nonvolatileprogram and data memories <dl> <dd>– 64K - 128KBytes of in-system self-programmable flash <dd>– 4K - 8KBytes boot section <dd>– 2KBytes EEPROM <dd>– 4K - 8KBytes internal SRAM <dd>     External bus interface for up to 16Mbytes SRAM <dd>     External bus interface for up to 128Mbit SDRAM </dl> <li>Peripheral features <dl> <dd>– Four-channel DMA controller <dd>– Eight-channel event system <dd>– Eight 16-bit timer/counters <dd>     Four timer/counters with 4 output compare or input capture channels <dd>     Four timer/counters with 2 output compare or input capture channels <dd>     High resolution extension on all timer/counters <dd>     Advanced waveform extension (AWeX) on two timer/counters <dd>– One USB device interface <dd>     USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant <dd>     32 Endpoints with full configuration flexibility <dd>– Eight USARTs with IrDA support for one USART <dd>– Four two-wire interfaces with dual address match (I2C and SMBus compatible) <dd>– Four serial peripheral interfaces (SPIs) <dd>– AES and DES crypto engine <dd>– CRC-16 (CRC-CCITT) and CRC-32 (IEEE® 802.3) generator <dd>– 16-bit real time counter (RTC) with separate oscillator <dd>– Two sixteen channel, 12-bit, 2msps Analog to Digital Converters <dd>– Two Two-channel, 12-bit, 1msps Digital to Analog Converters <dd>– Four Analog Comparators (ACs) with window compare function, and current sources <dd>– External interrupts on all general purpose I/O pins <dd>– Programmable watchdog timer with separate on-chip ultra low power oscillator <dd>– QTouch® library support <dd>     Capacitive touch buttons, sliders and wheels </dl> <li>Special microcontroller features <dl> <dd>– Power-on reset and programmable brown-out detection <dd>– Internal and external clock options with PLL and prescaler <dd>– Programmable multilevel interrupt controller <dd>– Five sleep modes <dd>– Programming and debug interfaces <dd>     JTAG (IEEE 1149.1 compliant) interface, including boundary scan <dd>     PDI (Program and Debug Interface) </dl> <li>I/O and packages <dl> <dd>– 78 Programmable I/O pins <dd>– 100 lead TQFP <dd>– 100 ball BGA <dd>– 100 ball VFBGA </dl> <li>Operating voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Operating frequency <dl> <dd>– 0 – 12MHz from 1.6V <dd>– 0 – 32MHz from 2.7V </dl> </ul> 8/16-bit XMEGA B1 Microcontroller Features <ul> <li>High-performance, low-power Atmel® AVR® XMEGA® 8/16-bit Microcontroller <li>Nonvolatile program and data memories <dl> <dd>– 64K - 128KBytes of in-system self-programmable flash <dd>– 4K - 8KBytes boot section <dd>– 2KBytes EEPROM <dd>– 4K - 8KBytes internal SRAM </dl> <li>Peripheral Features <dl> <dd>– Two-channel DMA controller <dd>– Four-channel event system <dd>– Three 16-bit timer/counters <dd>     Two timer/counters with 4 output compare or input capture channels <dd>     One timer/counter with 2 output compare or input capture channels <dd>     High resolution extensions one timer/counter <dd>     Advanced waveform extension (AWeX) on one timer/counter <dd>     Split mode on two timer/counters <dd>– One USB device interface <dd>     USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant <dd>     32 Endpoints with full configuration flexibility <dd>– Two USARTs with IrDA support for one USART <dd>– AES and DES crypto engine <dd>– CRC-16 (CRC-CCITT) and CRC-32 (IEEE® 802.3) generator <dd>– One two-wire interface with dual address match (I2C and SMBus compatible) <dd>– One serial peripheral interface (SPI) <dd>– 16-bit Real Time Counter (RTC) with separate oscillator <dd>– Liquid Crystal Display <dd>     Up to 4x40 segment driver <dd>     Built in contrast control <dd>     ASCII character mapping <dd>     Flexible SWAP of segment and common terminals buses <dd>– Two eight-channel, 12-bit, 300 thousand SPS Analog to Digital Converters <dd>– Four Analog Comparators with window compare function, and current source feature <dd>– External interrupts on all General Purpose I/O pins <dd>– Programmable watchdog timer with separate on-chip ultra low power oscillator <dd>– QTouch® library support <dd>     Capacitive touch buttons, sliders and wheels </dl> <li>Special microcontroller features <dl> <dd>– Power-on reset and programmable brown-out detection <dd>– Internal and external clock options with PLL <dd>– Programmable multilevel interrupt controller <dd>– Five sleep modes <dd>– Programming and debug interfaces <dd>     JTAG (IEEE 1149.1 Compliant) interface, including boundary scan <dd>     PDI (Program and Debug Interface) </dl> <li>I/O and Packages <dl> <dd>– 53 Programmable I/O pins <dd>– 100-lead TQFP </dl> <li>Operating Voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Operating frequency <dl> <dd>– 0 – 12MHz from 1.6V <dd>– 0 – 32MHz from 2.7V </dl> </ul> 8/16-bit XMEGA B1 Microcontroller Features <ul> <li>High-performance, low-power Atmel® AVR® XMEGA® 8/16-bit Microcontroller <li>Nonvolatile program and data memories <dl> <dd>– 64K - 128KBytes of in-system self-programmable flash <dd>– 4K - 8KBytes boot section <dd>– 2KBytes EEPROM <dd>– 4K - 8KBytes internal SRAM </dl> <li>Peripheral Features <dl> <dd>– Two-channel DMA controller <dd>– Four-channel event system <dd>– Three 16-bit timer/counters <dd>     Two timer/counters with 4 output compare or input capture channels <dd>     One timer/counter with 2 output compare or input capture channels <dd>     High resolution extensions one timer/counter <dd>     Advanced waveform extension (AWeX) on one timer/counter <dd>     Split mode on two timer/counters <dd>– One USB device interface <dd>     USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant <dd>     32 Endpoints with full configuration flexibility <dd>– Two USARTs with IrDA support for one USART <dd>– AES and DES crypto engine <dd>– CRC-16 (CRC-CCITT) and CRC-32 (IEEE® 802.3) generator <dd>– One two-wire interface with dual address match (I2C and SMBus compatible) <dd>– One serial peripheral interface (SPI) <dd>– 16-bit Real Time Counter (RTC) with separate oscillator <dd>– Liquid Crystal Display <dd>     Up to 4x40 segment driver <dd>     Built in contrast control <dd>     ASCII character mapping <dd>     Flexible SWAP of segment and common terminals buses <dd>– Two eight-channel, 12-bit, 300 thousand SPS Analog to Digital Converters <dd>– Four Analog Comparators with window compare function, and current source feature <dd>– External interrupts on all General Purpose I/O pins <dd>– Programmable watchdog timer with separate on-chip ultra low power oscillator <dd>– QTouch® library support <dd>     Capacitive touch buttons, sliders and wheels </dl> <li>Special microcontroller features <dl> <dd>– Power-on reset and programmable brown-out detection <dd>– Internal and external clock options with PLL <dd>– Programmable multilevel interrupt controller <dd>– Five sleep modes <dd>– Programming and debug interfaces <dd>     JTAG (IEEE 1149.1 Compliant) interface, including boundary scan <dd>     PDI (Program and Debug Interface) </dl> <li>I/O and Packages <dl> <dd>– 53 Programmable I/O pins <dd>– 100-lead TQFP </dl> <li>Operating Voltage <dl> <dd>– 1.6 – 3.6V </dl> <li>Operating frequency <dl> <dd>– 0 – 12MHz from 1.6V <dd>– 0 – 32MHz from 2.7V </dl> </ul>