DataSheet


file name version upload time size
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.
CH555DS1.PDF 1.2 2021-11-19 958KB
CH555 datasheet. A USB Keyboard and RGB MCU with E8051 core. It provides 8K RAM, 64K Flash. It has built-in 128 groups of RGB LED controllers and USB Device feature, can be used for customized mechanical keyboard design.
CH237DS1.PDF 1.5 2021-11-29 171KB
CH237 datasheet. Type-A/C dual-port fast charging protocol controller IC, supports fast charging protocols such as PD3.0/2.0, BC1.2, etc. CH237 supports AC/DC constant voltage loop and constant current loop, with features of high integration and simplified peripherals.
CH9103DS1.PDF 1.0 2021-11-18 446KB
CH9103 datasheet, USB to dual serial ports, supports up to 3M baud rate, serial port signals support 5V/3.3V/2.5V/1.8V, provides RS485 direction control and GPIO and other signal pins, built-in crystal oscillator, QFN40 package. Built-in Unique USB Serial Number, supports USB parameters configuration. CH9103 supports built-in CDC driver in operating system or multi-functional high-speed VCP manufacture driver.
CH236DS1.PDF 1.5 2021-12-03 306KB
CH236 datasheet. CH236 supports fast charging protocols such as PD3.0/2.0, BC1.2, etc. CH236 supports AC/DC constant voltage loop and constant current loop, and has built-in DC/DC control module, with features of high integration and simplified peripherals.
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.
CH9434DS1.PDF 1.1 2021-11-19 200KB
CH9434 datasheet. SPI to 4-UART chip, compatible with 16C550. The baud rate can be up to 4M. It supports hardware flow control and provides signal pins to control direction of RS485 and GPIO signal pins, used for MCU 4-UART extension.
CH9350DS.PDF 2.3 2021-11-19 195KB
CH9350 datasheet. A controller chip that realizes USB keyboard/mouse to UART communication. The transmission distance is extended through UART. It is convenient for KVM products to manage and control USB keyboard and USB mouse remotely.
CH9326DS1.PDF 1.6 2021-11-18 245KB
CH9326 datasheet, USB HID to serial port, built-in crystal oscillator, supports built-in HID driver in operating system.