CMS89F22x5B series MCU is Cmsemicon's independent 8-bit RISC core MCU. Operating voltage 2.5V to 5.5V; provide 4Kx16 Flash, 344x8 RAM, 64x8 Data EE, high-precision ADC, LCD driver, PWM, and provide SOP16/SOP20/DIP20 package.
> RISC core
> Operating voltage: 3.0V-5.5V @8MHz 2.5V-5.5V @4MHz
> Operating temperature: -40℃-85℃
> 4Kx16 Flash
> 344x8 RAM
> Built-in 64-byte data EEPROM, can be repeatedly erased and written to 100 Ten thousand times
> 3 general-purpose timers
> 3 timer interrupts
> high-precision 12-bit ADC
> 2 channels PWM sharing cycle, independent duty cycle
> Built-in WDT timer
> Built-in LCD1/2 Bias COM driver module all I/O ports are Can be used as 1/2 Bias COM output COM port drive current optional
> Support 2 kinds of oscillation modes
> Package type: SOP16, SOP20 and DIP20