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8387E–AVR–11/2013
Features
High-performance, low-power Atmel
®
AVR
®
XMEGA
®
8/16-bit Microcontroller
Nonvolatile program and data memories
16K - 128KB of in-system self-programmable flash
4K - 8KB boot section
1K - 2KB EEPROM
2K - 8KB internal SRAM
Peripheral Features
Four-channel DMA controller
Eight-channel event system
Five 16-bit timer/counters
Three timer/counters with 4 output compare or input capture channels
Two timer/counters with 2 output compare or input capture channels
High-resolution extensions on all 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
Five USARTs with IrDA support for one USART
Two Two-wire interfaces with dual address match (I
2
C and SMBus compatible)
Two serial peripheral interfaces (SPIs)
AES and DES crypto engine
CRC-16 (CRC-CCITT) and CRC-32 (IEEE
®
802.3) generator
16-bit real time counter (RTC) with separate oscillator
One twelve-channel, 12-bit, 2msps Analog to Digital Converter
One two-channel, 12-bit, 1msps Digital to Analog 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 interfaces
PDI (program and debug interface)
I/O and packages
34 Programmable I/O pins
44 - lead TQFP
44 - pad VQFN/QFN
49 - ball VFBGA
Operating voltage
1.6 – 3.6V
Operating frequency
0 – 12MHz from 1.6V
0 – 32MHz from 2.7V
8/16-bit Atmel XMEGA Microcontroller
ATxmega128A4U / ATxmega64A4U* /
ATxmega32A4U / ATxmega16A4U
*Preliminary
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