
8492F–AVR–07/2013
Features
 High-performance, low-power Atmel AVR XMEGA 8/16-bit Microcontroller
 Nonvolatile program and data memories
 32K - 256KBytes of In-System Self-Programmable Flash
 4K - 8KBytes Boot Code Section with Independent Lock Bits
 2K - 4KBytes EEPROM
 4K - 16KBytes Internal SRAM
 Peripheral features
 Four-channel event system
 Five 16-bit timer/counters
 Four timer/counters with four output compare or input capture channels
 One timer/counter with two output compare or input capture channels
 High resolution extension on two timer/counters
 Advanced waveform extension (AWeX) on one timer/counter
 One USB device interface
 USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant
 32 Endpoints with full configuration flexibility
 Three USARTs with IrDA support for one USART
 Two two-wire interfaces with dual address match (I2C and SMBus compatible)
 Two serial peripheral interfaces (SPIs)
 CRC-16 (CRC-CCITT) and CRC-32 (IEEE802.3) generator
 16-bit real time counter (RTC) with separate oscillator
 One sixteen-channel, 12-bit, 300ksps Analog to Digital Converter
 Two Analog Comparators with window compare function, and current sources
 External interrupts on all general purpose I/O pins
 Programmable watchdog timer with separate on-chip ultra low power oscillator
 QTouch library support
 Capacitive touch buttons, sliders and wheels
 Special microcontroller features
 Power-on reset and programmable brown-out detection
 Internal and external clock options with PLL and prescaler
 Programmable multilevel interrupt controller
 Five sleep modes
 Programming and debug interface
 PDI (program and debug interface)
 I/O and packages
 50 programmable I/O pins
 64-lead TQFP
 64-pad VQFN
 Operating voltage
 1.6 – 3.6V
 Operating frequency
 0 – 12MHz from 1.6V
 0 – 32MHz from 2.7V
ATxmega256C3, ATxmega192C3,
ATxmega128C3, ATxmega64C3, ATxmega32C3