ATMEGA644P Datasheet 8-Bit Microcontroller

Manufacturer: Atmel (now Microchip Technology)

Datasheet Details

Part number	ATMEGA644P
Manufacturer	Atmel (now Microchip Technology)
File Size	5.66 MB
Description	8-Bit Microcontroller
Datasheet	ATMEGA644P Datasheet

8-bit Atmel Microcontroller with 16K/32K/64K Bytes In-System Programmable.

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.

Part Number	Description	Manufacturer
ATmega644PA	CMOS 8-bit microcontrollers	Microchip
ATMEGA644PV	8-Bit Microcontroller	ATMEL
ATmega644A	CMOS 8-bit microcontrollers	Microchip
ATmega644RFR2	8-bit Microcontroller	ATMEL
ATmega644V	8-bit Atmel Microcontroller	ATMEL

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