| Model Number |
| ATMEGA16A-AU |
ATSAMD21J18A-MU |
| Model Name |
| Microchip Tech ATMEGA16A-AU |
Microchip Tech ATSAMD21J18A-MU |
| Category |
| Microcontroller Units (MCUs/MPUs/SOCs) |
Microcontroller Units (MCUs/MPUs/SOCs) |
| Brand |
| Microchip Tech |
Microchip Tech |
| Description |
| 16KB 2.7V~5.5V AVR 1KB 16MHz FLASH 32 TQFP-44(10x10) Microcontroller Units (MCUs/MPUs/SOCs) ROHS |
256KB 1.62V~3.6V 48MHz FLASH 52 QFN-64-EP(9x9) Microcontroller Units (MCUs/MPUs/SOCs) ROHS |
| RoHS |
| Lead free / RoHS Compliant |
Lead free / RoHS Compliant |
| Unit |
| Piece |
Piece |
| Weight: |
| 0.260 grams / 0.009171 oz |
0.100 grams / 0.003527 oz |
| Package / Case |
| TQFP-44(10x10) |
QFN-64-EP(9x9) |
| Package / Arrange |
| Tray |
Tray |
| Battery |
| No |
No |
| ECCN |
| EAR99 |
3A991A2 |
| Infrared Data Association |
| - |
- |
| Low-Voltage Detect |
| Yes |
Yes |
| CCP Capture/Compare |
| - |
- |
| Program Storage Size |
| 16KB |
256KB |
| Internal Comparator |
| - |
- |
| communication protocol |
| - |
- |
| Operating Temperature Range |
| -40℃~+85℃ |
-40℃~+85℃ |
| Operating Voltage Range |
| 2.7V~5.5V |
1.62V~3.6V |
| Watchdog |
| Yes |
Yes |
| CPU Core |
| AVR |
- |
| Peripheral/Function |
| PWM |
PWM |
| Real-Time Clock |
| - |
- |
| Secure Digital Input and Output |
| - |
- |
| Universal Serial Bus |
| - |
Yes |
| Direct Memory Access |
| - |
Yes |
| RAM Size |
| 1KB |
N/A |
| EEPROM |
| 512Byte |
N/A |
| PWM (Bit) |
| - |
- |
| Internal Oscillator |
| Yes |
Yes |
| CPU Maximum Speed |
| 16MHz |
48MHz |
| DAC (Bit) |
| - |
10bit |
| Program Memory Type |
| FLASH |
FLASH |
| ADC (Bit) |
| 10bit |
12bit |
| GPIO Ports Number |
| 32 |
52 |
