Manufacturer's product number
Manufacturer
Description
Detailed description
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| Mfr | Microchip Technology |
|---|---|
| Series | AVR® ATmega |
| Packaging | Tray |
| Part Status | Active |
| DigiKey Programmable | Not Verified |
| Core Processor | AVR |
| Core Size | 8-Bit |
| Speed | 10MHz |
| Peripherals | Brown-out Detect/Reset, POR, PWM, WDT |
| Number of I/O | 32 |
| Program Memory Size | 64KB (32K x 16) |
| Program Memory Type | FLASH |
| RAM Size | 4K x 8 |
| Voltage – Supply (Vcc/Vdd) | 1.8V ~ 5.5V |
| Oscillator Type | Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Supplier Device Package | 44-VQFN (7×7) |
| Package / Case | 44-VFQFN Exposed Pad |
| Base Product Number | ATMEGA644 |
| Data Converters | A/D 8x10b |
| Connectivity | I2C, SPI, UART/USART |
| EEPROM Size | 2K x 8 |
