DataSheet


file name version upload time size
CH341DS1.PDF 3.3 2021-07-03 1.25MB
CH341 datasheet, USB bus converter chip with multiple communication interfaces, such as USB to serial port/parallel port/printer port/I2C interface etc. Drivers support for Windows/Linux/Android/Mac, etc. The datasheet is the description of USB to serial port and printer port.
CH340DS1.PDF 2.7 2021-07-05 570KB
CH340 datasheet, USB bus converter chip which realizes USB to serial port/printer port, etc., integrated crystal oscillator, chip information can be customized. Drivers support Windows/Linux/Android/Mac, etc. The datasheet is the the description of USB to serial port.
CH343DS1.PDF 1.2 2021-01-18 143KB
CH343 datasheet, USB to single serial port, supports up to 4M baud rate, serial port signals support 1.8~5V, built-in crystal oscillator. CH343 supports built-in CDC driver in operating system or multi-functional high-speed VCP manufacture driver.
CH382DS0.PDF 1 2021-07-05 103KB
CH382 Brief, which converts PCI-Express bus to dual serial ports, and printer/parallel port. Supports up to 8Mbps baud rate, used for PCIE high-speed serial port with automatic hardware flow control, serial ports networking, RS485 communication, parallel/printer port expansion, etc.
CH384DS0.PDF 1 2021-07-05 105KB
CH384 Brief, which converts PCI-Express bus quad serial ports, and printer/parallel port. Supports up to 8Mbps baud rate, used for PCIE high-speed serial port with automatic hardware flow control, serial ports networking, RS485 communication, parallel/printer port expansion, etc.
CH9102DS1.PDF 1.1 2021-01-18 186KB
CH9102 datasheet, USB to single serial port, supports up to 4M baud rate, serial port signals support 1.8~5V. CH9102 provides RS485 control and GPIO signals, built-in crystal oscillator and provides QFN24 and QFN28 packages. CH9102 supports built-in CDC driver in operating system or multi-functional high-speed VCP manufacture driver.
CH371DS1.PDF 0.0 2006-09-01 1KB
CH371 technical manual, USB-DEVICE universal interface chip.
CH342DS1.PDF 1.1 2021-01-18 146KB
CH342 datasheet, USB to dual serial ports, supports up to 3M baud rate, serial port signals support 1.8~5V, built-in crystal oscillator. CH342 supports built-in CDC driver in operating system or multi-functional high-speed VCP manufacture driver.