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Downloads

( 8 )
file category file content version upload time
DataSheet
CH9340DS.PDF CH9340 datasheet, USB CDC to single serial port, built-in crystal oscillator, supports built-in CDC driver in operating system. 1.0 2021-11-18
Development Source
CH9340EVT.ZIP CH9340 evaluate board schematic, implements USB to UART based on CDC class. 1.0 2019-05-15
Driver&Tools
CH9340SER.EXE Driver for CH9340, supports USB to CDC serial port, supports Windows XP/Vista/7/8/8.1/10/11/ SERVER 2003/2008/2012/2016/2019/2022 -32/64bit, Microsoft WHQL Certified, for Linux/macOS/Windows 10 and above operating system use the driver built-in. Used to distribute to user with the product. 1.0 2022-05-11
CH343CDC.ZIP For CH342/CH343/CH344/CH347/CH910X/CH9143/CH9340, USB to CDC serial port driver, supports Windows 11/10/8.1/8/7/VISTA/XP/2000 1.5 2022-10-15
COMTransmit.ZIP Serial port debug software for Windows. Integrates UART functions and various common tools, supports multi-serial port communication, UART intercommunication test, file sending and receiving, input and display of string and hexadecimal data, debug of module frame format etc. 1.4 2023-03-03
CH343CDC.EXE For CH342/CH343/CH344/CH347/CH910X/CH9143/CH9340, USB to CDC serial port driver, supports Windows 11/10/8.1/8/7/VISTA/XP/2000 1.5 2022-10-15
Others
PRODUCT_GUIDE.P... Electronic selection of product selection manual, please refer to related product technical manual for more technical information. 3.3 2024-07-06
PACKAGE.PDF Common package dimensions for CH series ICs: DIP, SKDIP, SDIP, SOP, SSOP, MSOP, QFP, LQFP, QFN, ... 3.6 2023-12-20