| Model Number |
| ATSAMD21E17D-AF |
ATMEGA328-PU |
| Model Name |
| Microchip Tech ATSAMD21E17D-AF |
Microchip Tech ATMEGA328-PU |
| Category |
| Microcontroller Units (MCUs/MPUs/SOCs) |
Microcontroller Units (MCUs/MPUs/SOCs) |
| Brand |
| Microchip Tech |
Microchip Tech |
| Description |
| 128KB 1.62V~3.63V 48MHz 26 TQFP-32(7x7) Microcontroller Units (MCUs/MPUs/SOCs) ROHS |
32KB 1.8V~5.5V AVR 20MHz 23 PDIP-28 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 |
3.814 grams / 0.134535 oz |
| Package / Case |
| TQFP-32(7x7) |
PDIP-28 |
| Package / Arrange |
| Tray |
Tube-packed |
| Battery |
| No |
No |
| ECCN |
| 3A991A2 |
EAR99 |
| Low-Voltage Detect |
| Yes |
Yes |
| Program Storage Size |
| 128KB |
32KB |
| Operating Temperature Range |
| -40℃~+125℃ |
-40℃~+85℃ |
| Operating Voltage Range |
| 1.62V~3.63V |
1.8V~5.5V |
| Watchdog |
| Yes |
Yes |
| CPU Core |
| - |
AVR |
| Internal Oscillator |
| Yes |
Yes |
| CPU Maximum Speed |
| 48MHz |
20MHz |
| Direct Memory Access |
| Yes |
N/A |
| Universal Serial Bus |
| Yes |
N/A |
| DAC (Bit) |
| 10bit |
N/A |
| ADC (Bit) |
| 12bit |
10bit |
| GPIO Ports Number |
| 26 |
23 |
