| Model Number |
| AT89LP51ID2-20AU |
ATMEGA2561-16AUR |
| Model Name |
| Microchip Tech AT89LP51ID2-20AU |
Microchip Tech ATMEGA2561-16AUR |
| Category |
| Microcontroller Units (MCUs/MPUs/SOCs) |
Microcontroller Units (MCUs/MPUs/SOCs) |
| Brand |
| Microchip Tech |
Microchip Tech |
| Description |
| 64KB 2.4V~5.5V 51Series 20MHz FLASH 40 TQFP-44(10x10) Microcontroller Units (MCUs/MPUs/SOCs) ROHS |
256KB 4.5V~5.5V AVR 16MHz 54 TQFP-64(14x14) 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 |
0.790 grams / 0.027866 oz |
| Package / Case |
| TQFP-44(10x10) |
TQFP-64(14x14) |
| Package / Arrange |
| Tray |
Tape & Reel (TR) |
| Battery |
| No |
No |
| ECCN |
| EAR99 |
EAR99 |
| Infrared Data Association |
| - |
N/A |
| Low-Voltage Detect |
| Yes |
Yes |
| CCP Capture/Compare |
| - |
N/A |
| Program Storage Size |
| 64KB |
256KB |
| Internal Comparator |
| - |
N/A |
| communication protocol |
| - |
N/A |
| Operating Voltage Range |
| 2.4V~5.5V |
4.5V~5.5V |
| Operating Temperature Range |
| -40℃~+85℃ |
-40℃~+85℃ |
| Watchdog |
| Yes |
Yes |
| CPU Core |
| 51Series |
AVR |
| Peripheral/Function |
| PWM |
N/A |
| Real-Time Clock |
| - |
N/A |
| Secure Digital Input and Output |
| - |
N/A |
| Universal Serial Bus |
| - |
N/A |
| Direct Memory Access |
| - |
N/A |
| PWM (Bit) |
| - |
N/A |
| Internal Oscillator |
| Yes |
Yes |
| CPU Maximum Speed |
| 20MHz |
16MHz |
| DAC (Bit) |
| - |
N/A |
| Program Memory Type |
| FLASH |
N/A |
| ADC (Bit) |
| 10bit |
10bit |
| GPIO Ports Number |
| 40 |
54 |
