| Model Number |
| ATMEGA8HVA-4TU |
AT89C4051-12PU |
| Model Name |
| Microchip Tech ATMEGA8HVA-4TU |
Microchip Tech AT89C4051-12PU |
| Category |
| Microcontroller Units (MCUs/MPUs/SOCs) |
Microcontroller Units (MCUs/MPUs/SOCs) |
| Brand |
| Microchip Tech |
Microchip Tech |
| Description |
| 8KB 1.8V~9V AVR 4MHz 7 TSSOP-28-11.8mm Microcontroller Units (MCUs/MPUs/SOCs) ROHS |
4KB 2.7V~6V 51Series 12MHz FLASH 15 PDIP-20 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 |
2.020 grams / 0.071253 oz |
| Package / Case |
| TSSOP-28-11.8mm |
PDIP-20 |
| Package / Arrange |
| Tray |
Tube-packed |
| Battery |
| No |
No |
| ECCN |
| EAR99 |
EAR99 |
| Low-Voltage Detect |
| Yes |
Yes |
| Program Storage Size |
| 8KB |
4KB |
| Operating Temperature Range |
| -20℃~+85℃ |
-40℃~+85℃ |
| Operating Voltage Range |
| 1.8V~9V |
2.7V~6V |
| CPU Core |
| AVR |
51Series |
| Watchdog |
| Yes |
- |
| Internal Oscillator |
| Yes |
Yes |
| CPU Maximum Speed |
| 4MHz |
12MHz |
| ADC (Bit) |
| 12bit |
- |
| GPIO Ports Number |
| 7 |
15 |
