WCH(南京沁恒)China

CH641 series is a dedicated microcontroller for PD wireless charging designed based on QingKe RISC-V2A core. This series has a wide voltage, 1-wire serial debug interface, low-power consumption, peripheral streamlining, etc. CH641 built-in PD PHY, BC interface, differential input current sampling and AC small signal amplification decoder, support USB PD and Type C fast charging function, BC1.2 and DCP and a variety of other HV charging protocols, provides DMA controller, 10-bit ADC, multi-group timer, USART, I2C and other rich peripheral resources, providing over-voltage protection and over-temperature protection.