ATXMEGA256D3 Datasheet, PDF (1/98 Pages) ATMEL Corporation – 8/16-bit AVR XMEGA D3 Microcontroller

Features
• High-performance, Low-power 8/16-bit Atmel^® AVR^® XMEGA^TM Microcontroller
• Non-volatile Program and Data Memories
– 64K - 256K Bytes of In-System Self-Programmable Flash
– 4K - 8K Bytes Boot Code Section with Independent Lock Bits
– 2K - 4K Bytes EEPROM
– 4K - 16K Bytes Internal SRAM
• Peripheral Features
– Four-channel Event System
– Five 16-bit Timer/Counters
Four Timer/Counters with 4 Output Compare or Input Capture channels
One Timer/Counters with 2 Output Compare or Input Capture channels
High Resolution Extensions on two Timer/Counters
Advanced Waveform Extension on one Timer/Counter
– Three USARTs
IrDA Extension on 1 USART
– Two Two-Wire Interfaces with dual address match(I²C and SMBus compatible)
– Two SPI (Serial Peripheral Interfaces)
– 16-bit Real Time Counter with Separate Oscillator
– One Sixteen-channel, 12-bit, 200ksps Analog to Digital Converter
– Two Analog Comparators with Window compare function
– External Interrupts on all General Purpose I/O pins
– Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillator
• Special Microcontroller Features
– Power-on Reset and Programmable Brown-out Detection
– Internal and External Clock Options with PLL
– Programmable Multi-level Interrupt Controller
– Sleep Modes: Idle, Power-down, Standby, Power-save, Extended Standby
– Advanced Programming, Test and Debugging Interface
PDI (Program and Debug Interface) for programming, test and debugging
• I/O and Packages
– 50 Programmable I/O Lines
– 64-lead TQFP
– 64-pad QFN
• Operating Voltage
– 1.6 – 3.6V
• Speed performance
– 0 – 12 MHz @ 1.6 – 3.6V
– 0 – 32 MHz @ 2.7 – 3.6V
Typical Applications
• Industrial control
• Factory automation
• Climate control
• ZigBee
• Building control
• Motor control
• Board control
• Networking
• White Goods
• Optical
• Hand-held battery applications
• Power tools
• HVAC
• Metering
• Medical Applications
8/16-bit
XMEGA D3
Microcontroller
ATxmega256D3
ATxmega192D3
ATxmega128D3
ATxmega64D3
Preliminary
8134G–AVR–08/10