WCH Datasheets
94 WCH datasheets read into specs, pinouts and ratings, including Microcontrollers (MCU), Interface ICs and Diodes.
WCH datasheets, page 4
94 parts · page 4 of 4. Most used first, then by part number.
CH572Q
WCH
Qingke 32-bit RISC-V MCU with integrated 2.4GHz RF transceiver, Bluetooth Low Energy 5.0, full-speed USB controller/PHY, comparator and key detection, in a 10-pin DFN package.
CH572R
WCH
Qingke RISC-V3C 32-bit MCU with integrated 2.4GHz wireless transceiver and BLE 5.0, USB full-speed controller, comparator, key detection, SPI/UART/I2C, and built-in 5V-to-3.3V LDO.
CH9102
WCH
Full-speed USB 2.0 to asynchronous serial port (UART) bridge chip with MODEM handshake signals, hardware flow control, RS485 TNOW support, and baud rates up to 4Mbps.
CH9102F
WCH
CH9102 is a USB bus adapter chip that implements USB to asynchronous serial port conversion, providing common MODEM handshake signals for expanding serial ports or upgrading serial devices to USB.