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ATxmega256A3B Datasheet(PDF) 1 Page - ATMEL Corporation |
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ATxmega256A3B Datasheet(HTML) 1 Page - ATMEL Corporation |
1 / 102 page Features • High-performance, Low-power AVR 8/16-bit XMEGATM Microcontroller • Non-volatile Program and Data Memories – 256 KB of In-System Self-Programmable Flash – 8 KB Boot Code Section with Independent Lock Bits – 4 KB EEPROM – 16 KB Internal SRAM • Peripheral Features – Four-channel DMA Controller with support for external requests – Eight-channel Event System – 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 – Six USARTs IrDA modulation/demodulation for one USART – Two Two-Wire Interfaces with dual address match (I2C and SMBus compatible) – Two SPI (Serial Peripheral Interface) peripherals – AES and DES Crypto Engine – 32-bit Real Time Counter with separate Oscillator and Battery Backup System – Two Eight-channel, 12-bit, 2 Msps Analog to Digital Converters – One Two-channel, 12-bit, 1 Msps Digital to Analog Converters – Four 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 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 – 49 Programmable I/O Lines – 64-lead TQFP – 64-pad QFN/MLF • 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 • Climate control • Hand-held battery applications • Factory automation • ZigBee • Power tools • Building control • Motor control • HVAC • Board control • Networking • Metering • White Goods • Optical • Medical Applications 8/16-bit XMEGA A3B Microcontroller ATxmega256A3B Preliminary 8116F–AVR–09/09 |
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