| Installation type | Surface mount |
| packing | TR |
| series | 80C |
| Part status | stop production |
| Memory type | ROMless |
| speed | 30/20MHz |
| Voltage - Supply | 2.7V ~ 5.5V |
| working temperature | -40°C ~ 85°C(TA) |
| Encapsulation/Housing | 44-LQFP |
| Country of origin | USA |
| Warehouse | China/Hong Kong |
| quality | Original genuine |
| Number of cores | 8 bit |
| Core processor | 80C51 |
| Connectivity | UART/USART |
| peripheral | POR |
| Number of I/Os | 32 |
| RAM size | 256 x 8 |
| Oscillator type | Inside |