取消
| TYPE | DESCRIPTION |
| Mfr | Microchip Technology |
| Series | AVR® ATmega |
| Package | Tube |
| Product Status | Obsolete |
| DigiKey Programmable | Not Verified |
| Core Processor | AVR |
| Core Size | 8-Bit |
| Speed | 10MHz |
| Connectivity | I²C, SPI, UART/USART |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 32 |
| Program Memory Size | 64KB (32K x 16) |
| Program Memory Type | FLASH |
| EEPROM Size | 2K x 8 |
| RAM Size | 4K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.8V ~ 5.5V |
| Data Converters | A/D 8x10b |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Through Hole |
| Package / Case | 40-DIP (0.600", 15.24mm) |
| Supplier Device Package | 40-PDIP |
| Base Product Number | ATMEGA644 |
