| Model Number |
| ATMEGA48PA-MMH |
ATMEGA644PA-AUR |
| Model Name |
| Microchip Tech ATMEGA48PA-MMH |
Microchip Tech ATMEGA644PA-AUR |
| Category |
| Microcontroller Units (MCUs/MPUs/SOCs) |
Microcontroller Units (MCUs/MPUs/SOCs) |
| Brand |
| Microchip Tech |
Microchip Tech |
| Description |
| 4KB 1.8V~5.5V AVR 20MHz 23 VQFN-28(4x4) Microcontroller Units (MCUs/MPUs/SOCs) ROHS |
64KB 1.8V~5.5V AVR 20MHz 32 TQFP-44(10x10) Microcontroller Units (MCUs/MPUs/SOCs) ROHS |
| RoHS |
| Lead free / RoHS Compliant |
Lead free / RoHS Compliant |
| Unit |
| Piece |
Piece |
| Weight: |
| 0.050 grams / 0.001764 oz |
0.400 grams / 0.01411 oz |
| Package / Case |
| VQFN-28(4x4) |
TQFP-44(10x10) |
| Package / Arrange |
| Tray |
Tape & Reel (TR) |
| Battery |
| No |
No |
| ECCN |
| EAR99 |
EAR99 |
| Low-Voltage Detect |
| Yes |
Yes |
| Program Storage Size |
| 4KB |
64KB |
| Operating Temperature Range |
| -40℃~+85℃ |
-40℃~+85℃ |
| Operating Voltage Range |
| 1.8V~5.5V |
1.8V~5.5V |
| CPU Core |
| AVR |
AVR |
| Watchdog |
| Yes |
Yes |
| Internal Oscillator |
| Yes |
Yes |
| CPU Maximum Speed |
| 20MHz |
20MHz |
| ADC (Bit) |
| 10bit |
10bit |
| GPIO Ports Number |
| 23 |
32 |
