Part # ATmega640 datasheet

Part Manufacturer: Atmel

Atmel

Part Description: ATmega640 1280 1281 2560 2561


Part Details:

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 8-bit ­ 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 Microcontroller · In-System Programming by On-chip Boot Program· True Read-While-Write Operation with ­ Programming Lock for Software Security Endurance: Up to 64K Bytes Optional External Memory Space · JTAG (IEEE std. 1149.1 compliant) Interface 64K/128K/256K ­ Boundary-scan Capabilities According to the JTAG Standard­ Extensive On-chip Debug Support Bytes In-System ­ 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 Programmable ­ Four 16-bit Timer/Counter with Separate Prescaler, Compare- and Capture Mode­ Real Time Counter with Separate Oscillator Flash ­ 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) ATmega640/V ­ Two/Four Programmable Serial USART (ATmega1281/2561,ATmega640/1280/2560)­ Master/Slave SPI Serial Interface­ Byte Oriented 2-wire Serial Interface ATmega1280/V ­ Programmable Watchdog Timer with Separate On-chip Oscillator­ On-chip Analog Comparator ATmega1281/V ­ Interrupt and Wake-up on Pin Change · Special Microcontroller Features ­ Power-on Reset and Programmable Brown-out Detection ATmega2560/V ­ Internal Calibrated Oscillator­ External and Internal Interrupt Sources ATmega2561/V ­ 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) Preliminary ­ 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 µA­ Power-down Mode: 0.1 µA 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


Please click the following link to download the datasheet:

ATmega640.pdf Datasheet