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8-bit Atmel Microcontroller with 16K/32K/64K Bytes In-System Programmable Flash
ATmega164P/V-ATmega324P/V-ATmega644P/V
DATASHEET
Features
High-performance, Low-power Atmel® AVR® 8-bit Microcontroller Advanced RISC Architecture
̶ 131 Powerful Instructions – Most Single-clock Cycle Execution ̶ 32 × 8 General Purpose Working Registers ̶ Fully Static Operation ̶ Up to 20 MIPS Throughput at 20 MHz ̶ On-chip 2-cycle Multiplier High Endurance Non-volatile Memory segments ̶ 16K/32K/64K Bytes of In-System Self-programmable Flash program memory ̶ 512B/1K/2K Bytes EEPROM ̶ 1K/2K/4K Bytes Internal SRAM ̶ Write/Erase Cycles: 10,000 Flash/ 100,000 EEPROM ̶ Data retention: 20 years at 85C/100 years at 25C(1) ̶ Optional Boot Code Section with Independent Lock Bits
In-System Programming by On-chi
ATMEGA644PV Datasheet
