8-bit RISC microcontroller featuring a maximum clock frequency of 20 MHz and 32 programmable I/O lines. Operates across an industrial temperature range from -40°C to 105°C, with a supply voltage range of 1.8V to 5.5V. Includes 32KB of FLASH program memory and 4KB of RAM, with integrated PWM channels and an Analog-to-Digital Converter (ADC). Housed in a 44-terminal, 10mm x 10mm S-PQFP-G44 package.
Frequency20
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Technical Specifications
Microchip ATMEGA644PA-AN technical specifications.
General
| Max Operating Temperature | 105 |
| Number of Terminals | 44 |
| Min Operating Temperature | -40 |
| Terminal Position | QUAD |
| JEDEC Package Code | S-PQFP-G44 |
| Width | 10 |
| Length | 10 |
| Temperature Grade | INDUSTRIAL |
| Supply Current-Max | 9 |
| Supply Voltage-Min | 1.8 |
| Supply Voltage-Max | 5.5 |
| Clock Frequency-Max | 20 |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Number of I/O Lines | 32 |
| External Data Bus Width | 0 |
| Address Bus Width | 0 |
| Bit Size | 8 |
| Speed | 20 |
| ROM Programmability | FLASH |
| ROM (words) | 32768 |
| RAM (bytes) | 4096 |
| PWM Channels | YES |
| Has ADC | YES |
| DMA Channels | NO |
| DAC Channels | NO |
Compliance
| RoHS | Yes |
| Lead Free | Yes |
| REACH | Compliant |
| Military Spec | False |
Datasheet
Microchip ATMEGA644PA-AN Datasheet
Download the complete datasheet for Microchip ATMEGA644PA-AN to view detailed technical specifications.
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