- Architecture: MCS-51
- Working Voltage: 5VDC
- The size of program memory: 8K Byte
- Volatile data memory size: 256 Bytes
- The size of the non-volatile data memory: 512 Byte
- ADC: 8-bit, 8 channels
- Number of I / O: 38-pin
- Number of external interrupts: 2 channel interrupt
- Timer / counter: 16-bit, 3 channel input capture, output compare channel 5
- The interface peripherals: USI
- Packaging: 52-lead PLCC
