Part Number
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ATMEGA644 |
Manufacturer
|
ATMEL Corporation |
Description
|
8-bit Microcontroller |
Published
|
Apr 26, 2007 |
Detailed Description
|
Features
• High-performance, Low-power Atmel® AVR® 8-bit Microcontroller • Advanced RISC Architecture
– 131 Powerful Ins...
|
Datasheet
|
ATMEGA644
|
Overview
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 20MHz • High Endurance Non-volatile Memory segments – 64 Kbytes of In-System Self-programmable Flash program memory – 2 Kbytes EEPROM – 4 Kbytes Internal SRAM – Write/Erase cyles: 10,000 Flash/100,000 EEPROM(1)(3) – Data retention: 20 years at 85°C/100 years at 25°C(2)(3) – Optional Boot Code Section with Independent Lock Bits
In-System Programming by On-chip Boot Program True Read-While-Write Operation – Programming Lock for Softwa...
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