| Model Number |
| ATMEGA48PA-AU |
ATSAM3S1BA-MU |
| Model Name |
| Microchip Tech ATMEGA48PA-AU |
Microchip Tech ATSAM3S1BA-MU |
| 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 TQFP-32(7x7) Microcontroller Units (MCUs/MPUs/SOCs) ROHS |
64KB 1.62V~3.6V ARM-M3 64MHz 47 QFN-64(9x9) Microcontroller Units (MCUs/MPUs/SOCs) ROHS |
| RoHS |
| Lead free / RoHS Compliant |
Lead free / RoHS Compliant |
| Unit |
| Piece |
Piece |
| Weight: |
| 0.960 grams / 0.033863 oz |
1.000 grams / 0.035274 oz |
| Package / Case |
| TQFP-32(7x7) |
QFN-64(9x9) |
| Package / Arrange |
| Tray |
Tray |
| Battery |
| No |
No |
| ECCN |
| EAR99 |
3A991A2 |
| Low-Voltage Detect |
| Yes |
Yes |
| Program Storage Size |
| 4KB |
64KB |
| Operating Temperature Range |
| -40℃~+85℃ |
-40℃~+85℃ |
| Operating Voltage Range |
| 1.8V~5.5V |
1.62V~3.6V |
| CPU Core |
| AVR |
ARM-M3 |
| Watchdog |
| Yes |
Yes |
| Internal Oscillator |
| Yes |
Yes |
| CPU Maximum Speed |
| 20MHz |
64MHz |
| ADC (Bit) |
| 10bit |
10bit;12bit |
| GPIO Ports Number |
| 23 |
47 |
