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Text version of the page
| Features • High Performance, Low Power AVR® 8-Bit Microcontroller • Advanced RISC Architecture - 135 Powerful Instructions - Most Single Clock Cycle Execution -32 x 8 General Purpose Working Registers - Fully Static Operation - Up to 16 MIPS Throughput at 16 MHz - On-Chip 2-cycle Multiplier • High Endurance Non-volatile Memory Segments - 64K/128K/256K Bytes of In-System Self-Programmable Flash - 4K Bytes EEPROM - 8K Bytes Internal SRAM - Write/Erase Cycles:10,000 Flash/100,000 EEPROM - Data retention: 20 years at 85°C/ 100 years at 25°C - Optional Boot Code Section with Independent Lock Bits • In-System Programming by On-chip Boot Program • True Read-While-Write Operation - Programming Lock for Software Security Endurance: Up to 64K Bytes Optional External Memory Space • JTAG (IEEE std. 1149.1 compliant) Interface - Boundary-scan Capabilities According to the JTAG Standard - Extensive On-chip Debug Support - Programming of Flash, EEPROM, Fuses, and Lock Bits through the JTAG Interface • Peripheral Features - Two 8-bit Timer/Counters with Separate Prescaler and Compare Mode - Four 16-bit Timer/Counter with Separate Prescaler, Compare- and Capture Mode - Real Time Counter with Separate Oscillator - Four 8-bit PWM Channels - Six/Twelve PWM Channels with Programmable Resolution from 2 to 16 Bits (ATmega1281/2561, ATmega640/1280/2560) - Output Compare Modulator - 8/16-channel, 10-bit ADC (ATmega1281/2561, ATmega640/1280/2560) - Two/Four Programmable Serial USART (ATmega1281/2561,ATmega640/1280/2560) - Master/Slave SPI Serial Interface - Byte Oriented 2-wire Serial Interface - Programmable Watchdog Timer with Separate On-chip Oscillator - On-chip Analog Comparator - Interrupt and Wake-up on Pin Change • Special Microcontroller Features - Power-on Reset and Programmable Brown-out Detection - Internal Calibrated Oscillator - External and Internal Interrupt Sources - Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby, and Extended Standby • I/O and Packages - 54/86 Programmable I/O Lines (ATmega1281/2561, ATmega640/1280/2560) - 64-pad QFN/MLF, 64-lead TQFP (ATmega1281/2561) - 100-lead TQFP, 100-ball CBGA (ATmega640/1280/2560) - RoHS/Fully Green • Temperature Range: --40°C to 85°C Industrial • Ultra-Low Power Consumption - Active Mode: 1 MHz, 1.8V: 500 |jA - Power-down Mode: 0.1 jiA at 1.8V • Speed Grade: - ATmega640V/ATmega1280V/ATmega1281V: 0 - 4 MHz @ 1.8 - 5.5V, 0 - 8 MHz @ 2.7 - 5.5V - ATmega2560V/ATmega2561V: 0 - 2 MHz @ 1.8 - 5.5V, 0 - 8 MHz @ 2.7 - 5.5V - ATmega640/ATmega1280/ATmega1281: 0 - 8 MHz @ 2.7 - 5.5V, 0 - 16 MHz @ 4.5 - 5.5V - ATmega2560/ATmega2561: 0 - 16 MHz @ 4.5 - 5.5V | ||||||||
| 8-bit Microcontroller with 64K/128K/256K Bytes In-System Programmable Flash | ||||||||
| ATmega640/V ATmega1280/V ATmega1281/V ATmega2560/V ATmega2561/V Preliminary | ||||||||