DataSheet


file name version upload time size
CH9101DS1.PDF 1.4 2023-03-03 1.00MB
CH9101 datasheet, USB to single serial port, supports up to 3M baud rate, serial port signals support 5V/3.3V/2.5V/1.8V, CH9101 provides RS485 control and GPIO signals, built-in crystal oscillator and provides SSOP28, QFN32, QFN16 and QSOP16 packages. CH9101 supports built-in CDC driver in operating system or multi-functional high-speed VCP manufacture driver.
CH9103DS1.PDF 1.1 2023-03-03 558KB
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.
CH410DS1.PDF 1.2 2022-08-08 116KB
CH410 datasheet. CH410 is a power supervisor. CH410 supports 2.3V and 3V threshold voltages. It provides active-high or active-low reset signals at low voltage.
CH440DS1.PDF 3.2 2022-06-29 307KB
CH440/2/3/4 datasheet. A multi-channel bidirectional analog switch IC with low resistance and high bandwidth. 550MHz bandwidth. 5Ω ON resistance. The CH440/2/3/4 supports switch of video signals and low-speed/full-speed/high-speed USB signals.
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 1.3 2022-05-24 236KB
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.
QingKeV4_Processor_Manual.PDF 1.3 2024-05-07 441KB
QingKe V4 series microprocessor manual,QingKe V4 series microprocessors are self-developed 32-bit general-purpose MCU microprocessors based on the standard RISC-V Instruction Set Architecture (ISA). According to different application scenarios and instruction set combinations, the series includes V4A, V4B, V4C, V4F. V4 series all support RV32IMAC instruction set extensions, among which V4F supports single-precision hardware floating-point, i.e. RV32IMACF extensions. In addition, they also support Hardware Prologue/Epilogue (HPE), Vector Table Free (VTF), a streamlined 2-wire serial debug interface (SDI), support for "WFE" instructions, Physical Memory Protection (PMP), and other features.
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.
CH392DS1.PDF 2.0 2023-10-11 352KB
CH392 datasheet. TCP/IP protocol stack chip, integrated 10M MAC and PHY transceiver, supports SPI/asynchronous serial port, built-in DHCP, ARP, UDP and TCP protocol firmware, supports MCU system to connect to Ethernet.
CH32V20x_30xDS0.PDF 3.0 2024-03-11 1.48MB
Information change in the download page (Software introduction/application scope):CH32V307 is a high-capacity general-purpose microcontroller designed based on 32-bit RISC-V core, equipped with V4F core and supports single-precision floating-point instruction set for higher computing performance. It supports USB2.0 high-speed interface (480Mbps) with built-in PHY transceiver, Gigabit Ethernet MAC, etc.