規格
| 屬性 | 價值 |
| Package | Tube |
| Series | 87C |
| ProductStatus | Obsolete |
| CoreProcessor | 80C51 |
| CoreSize | 8-Bit |
| Speed | 30/20MHz |
| Connectivity | UART/USART |
| Peripherals | POR, WDT |
| NumberofI/O | 32 |
| ProgramMemorySize | 32KB (32K x 8) |
| ProgramMemoryType | OTP |
| RAMSize | 256 x 8 |
| Voltage-Supply(Vcc/Vdd) | 2.7V ~ 5.5V |
| OscillatorType | Internal |
| OperatingTemperature | 0°C ~ 70°C (TA) |
| MountingType | Through Hole |
| Package/Case | 40-DIP (0.600, 15.24mm) |
