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ATMEGA644A-AU
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Exact specifications should be obtained from the product data sheet.
Exact specifications should be obtained from the product data sheet.
Part model
ATMEGA644A-AU Description
IC MCU 8BIT 64KB FLASH 44TQFP Manufacturer
Microchip Technology
QTY
PRICE
- 1+RFQ
- 100+RFQ
- 1000+RFQ
orders can generally be ready to ship within 48 hours.
ATMEGA644A-AU Specifications
AVR AVR® ATmega Microcontroller IC 8-Bit 20MHz 64KB (32K x 16) FLASH 44-TQFP (10x10)
| Type | Description |
|---|---|
| Category | Integrated Circuits (ICs)EmbeddedMicrocontrollers |
| Series | AVR® ATmega |
| Package | Tray |
| Product Status | Active |
| Core Processor | AVR |
| Core Size | 8-Bit |
| Speed | 20MHz |
| 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 | Surface Mount |
| Package / Case | 44-TQFP |
| Supplier Device Package | 44-TQFP (10x10) |
| Base Product Number | ATMEGA644 |
Technical description
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