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
8/16-bit Atmel XMEGA Microcontroller
ATxmega256C3, ATxmega192C3,
ATxmega128C3, ATxmega64C3, ATxmega32C3