| Model Number |
| ATMEGA8HVA-4CKU |
ATMEGA644P-20PU |
| Model Name |
| Microchip Tech ATMEGA8HVA-4CKU |
Microchip Tech ATMEGA644P-20PU |
| Category |
| Microcontroller Units (MCUs/MPUs/SOCs) |
Microcontroller Units (MCUs/MPUs/SOCs) |
| Brand |
| Microchip Tech |
Microchip Tech |
| Description |
| 1.8V~9V AVR 4MHz 7 LGA-36(3.5x6.5) Microcontroller Units (MCUs/MPUs/SOCs) ROHS |
64KB 2.7V~5.5V AVR 20MHz 32 DIP-40 Microcontroller Units (MCUs/MPUs/SOCs) ROHS |
| RoHS |
| Lead free / RoHS Compliant |
Lead free / RoHS Compliant |
| Unit |
| Piece |
Piece |
| Weight: |
| 1.000 grams / 0.035274 oz |
18.000 grams / 0.634932 oz |
| Package / Case |
| LGA-36(3.5x6.5) |
DIP-40 |
| Package / Arrange |
| Tray |
Tube-packed |
| Battery |
| No |
No |
| ECCN |
| EAR99 |
EAR99 |
| Operating Voltage Range |
| 1.8V~9V |
2.7V~5.5V |
| Operating Temperature Range |
| -20℃~+85℃ |
-40℃~+85℃ |
| CPU Core |
| AVR |
AVR |
| Secure Digital Input and Output |
| - |
N/A |
| CPU Maximum Speed |
| 4MHz |
20MHz |
| Direct Memory Access |
| Yes |
N/A |
| Universal Serial Bus |
| - |
N/A |
| ADC (Bit) |
| 12bit |
10bit |
| GPIO Ports Number |
| 7 |
32 |
