8074D–AVR–08/2013
Features
High-performance, low-power Atmel AVR XMEGA 8/16-bit Microcontroller
Nonvolatile program and data memories
64K - 128KBytes of in-system self-programmable flash
4K - 8KBytes boot section
2KBytes EEPROM
4K - 8KBytes internal SRAM
Peripheral Features
Two-channel DMA controller
Four-channel event system
Two 16-bit timer/counters
One timer/counters with 4 output compare or input capture channels
One timer/counter with 2 output compare or input capture channels
High resolution extensions one timer/counter
Advanced waveform extension (AWeX) on one timer/counter
Split mode on two timer/counters
One USB device interface
USB 2.0 full speed (12Mbps) and low speed (1.5Mbps) device compliant
32 Endpoints with full configuration flexibility
One USARTs with IrDA support for one USART
AES and DES crypto engine
CRC-16 (CRC-CCITT) and CRC-32 (IEEE 802.3) generator
One two-wire interface with dual address match (I2C and SMBus compatible)
One serial peripheral interface (SPI)
16-bit Real Time Counter (RTC) with separate oscillator
Liquid Crystal Display
Up to 4x25 segment driver
Built in contrast control
ASCII character mapping
Flexible SWAP of segment and common terminals buses
One eight-channel, 12-bit, 300 thousand SPS Analog to Digital Converters
Two Analog Comparators with window compare function, and current source
feature
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
Programmable multilevel interrupt controller
Five sleep modes
Programming and debug interfaces
JTAG (IEEE 1149.1 Compliant) interface, including boundary scan
PDI (Program and Debug Interface)
I/O and Packages
36 Programmable I/O pins
64-lead TQFP
64-pad QFN
64-pad DRQFN
Operating Voltage
1.6 – 3.6V
Operating frequency
0 – 12MHz from 1.6V
0 – 32MHz from 2.7V
8/16-bit Atmel XMEGA B3 Microcontroller
ATxmega128B3 / ATxmega64B3