Характеристики
| Product Range | AVR ATmega Family ATmega64 Series Microcontrollers |
| CPU Speed | 20MHz |
| Program Memory Size | 64KB |
| RAM Memory Size | 4KB |
| No. of Pins | 40Pins |
| MCU Case Style | DIP |
| No. of I/O's | 32I |
ATMEGA644A-PUMicrochipMicrocontrollers
| Product Range | AVR ATmega Family ATmega64 Series Microcontrollers |
| CPU Speed | 20MHz |
| Program Memory Size | 64KB |
| RAM Memory Size | 4KB |
| No. of Pins | 40Pins |
| MCU Case Style | DIP |
| No. of I/O's | 32I |