規格
| 屬性 | 價值 |
| Supplier | Microchip Technology |
| Package | Tube |
| Series | 87F |
| ProductStatus | Obsolete |
| CoreProcessor | 8051 |
| CoreSize | 8-Bit |
| Speed | 24MHz |
| Connectivity | UART/USART |
| Peripherals | WDT |
| NumberofI/O | 32 |
| ProgramMemorySize | 20KB (20K x 8) |
| ProgramMemoryType | OTP Quick FLASH |
| RAMSize | 256 x 8 |
| Voltage-Supply(Vcc/Vdd) | 4V ~ 5.5V |
| OscillatorType | Internal |
| OperatingTemperature | 0°C ~ 70°C |
| MountingType | Through Hole |
| Package/Case | 40-DIP (0.600, 15.24mm) |