Характеристики
| Product Range | AVR Family ATmega644 Series Microcontrollers |
| CPU Speed | 20MHz |
| Program Memory Size | 64KB |
| RAM Memory Size | 4KB |
| No. of Pins | 44Pins |
| MCU Case Style | TQFP |
| No. of I/O's | 32I/O's |
| Embedded Interface Type | I2C, SPI, USART |
| Supply Voltage Min | 1.8V |
| Supply Voltage Max | 5.5V |
| MCU Family | AVR |
| MCU Series | ATmega644 |
| Automotive Qualification Standard | - |
| MSL | MSL 3 - 168 hours |
| SVHC | No SVHC (15-Jan-2019) |
ATMEGA644A-AURMicrochipMicrocontrollers