Single chip microcontroller

8-bit MCU, up to 12-bit ADC with 13 channels

2.5V-5.5V power supply, more than two 12-bit DAC, analog comparator

20PIN, 4K FLASH ROM (with 256B EEPROM), 256B SRAM, 18 GP I/O (8 high-current drivers), 2 16-bit Timers, 9-way 10-bit ADC, 2-way 8-bit PWM, software UART, internal 1% Oscillator.