| Model Number |
| PIC16F1938-E/SS |
AT89C51RB2-3CSUM |
| Model Name |
| Microchip Tech PIC16F1938-E/SS |
Microchip Tech AT89C51RB2-3CSUM |
| Category |
| Microcontroller Units (MCUs/MPUs/SOCs) |
Microcontroller Units (MCUs/MPUs/SOCs) |
| Brand |
| Microchip Tech |
Microchip Tech |
| Description |
| 28KB 1.8V~5.5V PIC 32MHz 25 SSOP-28-208mil Microcontroller Units (MCUs/MPUs/SOCs) ROHS |
16KB 2.7V~5.5V 51Series 60MHz FLASH 32 PDIL-40 Microcontroller Units (MCUs/MPUs/SOCs) ROHS |
| RoHS |
| Lead free / RoHS Compliant |
Lead free / RoHS Compliant |
| Unit |
| Piece |
Piece |
| Weight: |
| 0.923 grams / 0.032558 oz |
10.310 grams / 0.363675 oz |
| Package / Case |
| SSOP-28-208mil |
PDIL-40 |
| Package / Arrange |
| Tube-packed |
Tube-packed |
| Battery |
| No |
No |
| ECCN |
| 3A991A2 |
3A991A2 |
| Low-Voltage Detect |
| Yes |
Yes |
| LCD Module |
| Yes |
N/A |
| Program Storage Size |
| 28KB |
16KB |
| Operating Temperature Range |
| -40℃~+125℃ |
-40℃~+85℃ |
| Operating Voltage Range |
| 1.8V~5.5V |
2.7V~5.5V |
| Watchdog |
| Yes |
Yes |
| CPU Core |
| PIC |
51Series |
| Internal Oscillator |
| Yes |
- |
| CPU Maximum Speed |
| 32MHz |
60MHz |
| ADC (Bit) |
| 10bit |
- |
| GPIO Ports Number |
| 25 |
32 |
