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ATXMEGA256A3B_10 Datasheet, PDF (1/105 Pages) ATMEL Corporation – 8/16-bit XMEGA A3B Microcontroller | |||
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Features
⢠High-performance, Low-power AVR 8/16-bit XMEGATM Microcontroller
⢠Non-volatile Program and Data Memories
â 256 KB of In-System Self-Programmable Flash
â 8 KB Boot Code Section with Independent Lock Bits
â 4 KB EEPROM
â 16 KB Internal SRAM
⢠Peripheral Features
â Four-channel DMA Controller with support for external requests
â Eight-channel Event System
â Seven 16-bit Timer/Counters
Four Timer/Counters with 4 Output Compare or Input Capture channels
Three Timer/Counters with 2 Output Compare or Input Capture channels
High-Resolution Extension on all Timer/Counters
Advanced Waveform Extension on one Timer/Counter
â Six USARTs
IrDA modulation/demodulation for one USART
â Two Two-Wire Interfaces with dual address match (I2C and SMBus compatible)
â Two SPI (Serial Peripheral Interface) peripherals
â AES and DES Crypto Engine
â 32-bit Real Time Counter with separate Oscillator and Battery Backup System
â Two Eight-channel, 12-bit, 2 Msps Analog to Digital Converters
â One Two-channel, 12-bit, 1 Msps Digital to Analog Converters
â Four Analog Comparators with Window compare function
â External Interrupts on all General Purpose I/O pins
â Programmable Watchdog Timer with Separate On-chip Ultra Low Power Oscillator
⢠Special Microcontroller Features
â Power-on Reset and Programmable Brown-out Detection
â Internal and External Clock Options with PLL
â Programmable Multi-level Interrupt Controller
â Sleep Modes: Idle, Power-down, Standby, Power-save, Extended Standby
â Advanced Programming, Test and Debugging Interfaces
JTAG (IEEE 1149.1 Compliant) Interface for test, debug and programming
PDI (Program and Debug Interface) for programming and debugging
⢠I/O and Packages
â 49 Programmable I/O Lines
â 64-lead TQFP
â 64-pad QFN/MLF
⢠Operating Voltage
â 1.6 â 3.6V
⢠Speed performance
â 0 â 12 MHz @ 1.6 â 3.6V
â 0 â 32 MHz @ 2.7 â 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 A3B
Microcontroller
ATxmega256A3B
Preliminary
8116HâAVRâ08/10
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