
ATMEGA644P-20AQ
ActiveAtmel
IC MCU 8BIT 64KB FLASH 44TQFP
Deep-Dive with AI
Search across all available documentation for this part.

ATMEGA644P-20AQ
ActiveAtmel
IC MCU 8BIT 64KB FLASH 44TQFP
Deep-Dive with AI
Technical Specifications
Parameters and characteristics for this part
| Specification | ATMEGA644P-20AQ |
|---|---|
| Connectivity | I2C, SPI, UART/USART |
| Core Processor | AVR |
| Core Size | 8-Bit |
| Data Converters [custom] | 8 |
| Data Converters [custom] | 10 |
| EEPROM Size | 2K x 8 |
| Mounting Type | Surface Mount |
| Number of I/O | 32 |
| Operating Temperature [Max] | 105 °C |
| Operating Temperature [Min] | -40 °C |
| Oscillator Type | Internal |
| Package / Case | 44-TQFP |
| Program Memory Size | 64 KB |
| Program Memory Type | FLASH |
| RAM Size | 4K x 8 |
| Speed | 20 MHz |
| Supplier Device Package | 44-TQFP (10x10) |
| Voltage - Supply (Vcc/Vdd) [Max] | 5.5 V |
| Voltage - Supply (Vcc/Vdd) [Min] | 2.7 V |
Pricing
Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly
| Distributor | Package | Quantity | $ | |
|---|---|---|---|---|
| Digikey | Bulk | 41 | $ 7.32 | |
| Tray | 160 | $ 5.98 | ||
Description
General part information
ATMEGA644 Series
AVR AVR® ATmega Microcontroller IC 8-Bit 20MHz 64KB (32K x 16) FLASH 44-TQFP (10x10)
Documents
Technical documentation and resources
No documents available