Thông số kỹ thuật
| thuộc tính | Giá trị |
| Supplier | Analog Devices Inc./Maxim Integrated |
| Package | Tray |
| Series | 89C |
| ProductStatus | Obsolete |
| CoreProcessor | 8051 |
| CoreSize | 8-Bit |
| Speed | 25MHz |
| Connectivity | EBI/EMI, SIO, UART/USART |
| Peripherals | Power-Fail Reset, WDT |
| NumberofI/O | 32 |
| ProgramMemorySize | 16KB (16K x 8) |
| ProgramMemoryType | FLASH |
| RAMSize | 1K x 8 |
| Voltage-Supply(Vcc/Vdd) | 4.5V ~ 5.5V |
| OscillatorType | External |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 44-TQFP |
