8-bit Microcontrollers (MCU) 80C31 w/4k
AT89C51-20PC: 8-bit Microcontrollers (MCU) 80C31 w/4k
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| Core : | 80C51 | Data Bus Width : | 8 bit |
| Maximum Clock Frequency : | 20 MHz | Program Memory Size : | 4 KB |
| Data RAM Size : | 128 B | On-Chip ADC : | No |
| Operating Supply Voltage : | 5 V | Package / Case : | PDIP-40 |
| Mounting Style : | Through Hole |