The P80C51FA-4B/X is a 16MHz microcontroller based on the 80C51 core architecture. It features a UART interface and 256 bytes of RAM. Operating temperature range is from 0°C to 70°C. The device is supplied with a voltage between 2.7V and 5.5V. It is mounted in a surface mount PQFP package.
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| Package/Case | PQFP |
| Core Architecture | 80C51 |
| Frequency | 16MHz |
| Interface | UART |
| Max Operating Temperature | 70°C |
| Max Supply Voltage | 5.5V |
| Memory Type | ROMless |
| Min Operating Temperature | 0°C |
| Min Supply Voltage | 2.7V |
| Mount | Surface Mount |
| Number of Timers/Counters | 3 |
| RAM Size | 256B |
| RoHS | Not Compliant |
