CH342DS1.PDF

The scope of application	version	upload time	size
CH342F	1.5	2022-01-27	190KB
CH342 datasheet, USB to dual serial port, supports up to 3M baud rate, serial port signals supports 1.8V~5V, built-in crystal oscillator. CH342 supports built-in CDC driver in operating system or multi-functional high-speed VCP manufacture driver.
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relation files

file name	file content
CH343SER.EXE	One-Key installation driver for Windows for CH342/CH343/CH344/CH346/CH347/CH9101/CH9102/CH9103/CH9104/CH9111/CH9114/CH9143, USB to high-speed serial ports VCP vendor driver, supports Windows 11/10/8.1/8/7/VISTA/XP/2000，Server 2025/2022/2019/2016/2012/2008/2003 -32/64bit, Microsoft WHQL/HCK Certified, supports USB to 3-line and 9-line serial ports, VCP driver supports more features, supports full serial port functions, hardware flow control, GPIO, USB parameter configuration, etc. Supports continuous and stable transmission at high baud rate. Used to distribute to user with the product.
CH343SER.ZIP	VCP vendor driver and dll lib for Windows, supports CH342/CH343/CH344/CH346/CH347/CH9101/CH9102/CH9103/CH9104/CH9111/CH9114/CH9143, USB to high-speed serial port VCP vendor driver, supports Windows 11/10/8.1/8/7/VISTA/XP/2000，Server 2025/2022/2019/2016/2012/2008/2003 -32/64bit, Microsoft WHQL/HCK Certified, supports USB to 3-line and 9-line serial ports, VCP driver supports more features, supports full serial port functions, hardware flow control, GPIO, USB parameter configuration, etc. Supports continuous and stable transmission at high baud rate.
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，SERVER 2022/2019/2016/2012/2008/2003 -32/64bit, Microsoft WHQL Certified, supports USB to 3-line and 9-line serial port, supports high-speed baud rate. Used to distribute to user with the product.
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，SERVER 2022/2019/2016/2012/2008/2003 -32/64bit, Microsoft WHQL Certified, supports USB to 3-line and 9-line serial port, supports high-speed baud rate.