The OB38R08T1W20SP is an Other Processors and Microcontrollers (MCUs) SOP20(300mil) RoHS manufactured by On-Bright. This part is an 8 bit MCUs with a 65535Byte Flash data memory and 256Byte RAM data memory. It has a 32 MHz operating frequency and 144-pin package size. This MCUs also features SPI and I2C serial communication, as well as LCD driver. Other features include pulse width modulation (PWM), 8-channel 10-bit A/D converter, 22 I/O ports (including 4 capture/ compare/ PWM (CCP) channels), internal band-gap reference, and an on-chip watch-dog timer.