| Controller Family/Series | AT89C51 |
| CPU Speed | 60MHz |
| Program Memory Size | 64KB |
| RAM Memory Size | 2.25KB |
| No. of Pins | 44Pins |
| MCU Case Style | LCC |
| No. of I/O's | 36I/O's |
| Embedded Interface Type | CAN, SPI, UART |
| Supply Voltage Min | 3V |
| Supply Voltage Max | 5.5V |
| Packaging | Each |
| Product Range | 8051 Microcontrollers |
| Automotive Qualification Standard | - |
| MSL | MSL 3 - 168 hours |
| SVHC | No SVHC (15-Jun-2015) |
| Clock Frequency | 40MHz |
| Device Marking | AT89C51CC03UA-SLSUM |
| EEPROM Memory Size | 2KB |
| Flash Memory Size | 64KB |
| Logic Function Number | 51 |
| MPU Core Size | 8bit |
| Memory Type | Flash |
| Microprocessor/Controller Features | 2048 Bytes ERAM, POR, 16-bit PCA, 21-bit WDT, CAN |
| No. of ADC Inputs | 1 |
| No. of Bits | 8bit |
| No. of PWM Channels | 5 |
| No. of Timers | 3 |
| Number of bits In Timer | 16 |
| Number of bits in ADC | 10 |
| Operating Temperature Max | 85°C |
| Operating Temperature Min | -40°C |
| Operating Temperature Range | -40°C to +85°C |
| Oscillator Type | External |
| Peripherals | ADC |
