file name version upload time size
CH246DS1.PDF 1.4 2021-11-29 493KB
CH246 datasheet. Wireless Charging Management Chip, integrates with wireless charging transceiver module and small signal decoding circuit, can easily implement various WPC Qi wireless charging solutions in addition to some customer-defined software.
CH573DS1.PDF 1.12 2022-06-29 1.43MB
CH573 datasheet. An MCU based on 32-bit RISC-V instruction set for BLE wireless communication. It provides 448K ROM and 18K SRAM, and the minimum power is 0.3uA. It integrates with full-speed USB host and device controller and transceiver, 12-bit ADC, touch-key detection module, RTC, power management, etc. It provides Bluetooth Low Energy protocol stack and API.
CH397DS1.PDF 1.3 2023-05-11 237KB
CH397 is a highly integrated, low-power USB NIC chip with built-in QingKe RISC-V processor, high-speed USB controller and transceiver PHY compliant with USB2.1 protocol specification, and Ethernet MAC+PHY compliant with IEEE802.3 protocol specification, supporting 10M/100M network. Standard USB host interface for all kinds of desktop computers, laptops, tablets, game consoles, etc., used to extend the Ethernet interface via USB.
CH557DS1.PDF 1.6 2022-04-29 941KB
CH557 datasheet. CH557 has a built-in 4-port USB Root-HUB and supports USB master-slave mode, with built-in 128 groups of RGB LED controllers, E8051 core, 8K RAM, 64K ROM. CH557 provides ADC, 2 serial ports, 2 SPIs, etc.
CH568DS1.PDF 1.2 2021-12-03 1.07MB
CH568 datasheet. CH568 is a 32-bit MCU. The system clock frequency can be up to 120MHz. CH568 has built-in high-speed USB host-slave controller, SATA controller and 4 sets of SD controllers, provides two encryption algorithms, SM4 and AES, and supports eight encryption modes. In addition, CH568 provides abundant peripherals, such as 4 sets of UARTs, 3 sets of timers and 7 sets of PWMs, etc.
CH545DS1.PDF 1.5 2022-08-08 1.08MB
CH545 datasheet. Multi-host multi-device enhanced E8051 MCU. The CH545 provides on-chip 4-port USB root-hub, 4-channel composite USB device controller and transceiver, and it can be used for KVM design.
CH32V208DS0.PDF 2.6 2023-05-18 722KB
CH32V208 is a wireless microcontroller based on 32-bit RISC-V core, equipped with V4C core, increased memory protection function, and reduced hardware division cycle. It supports 2Mbps low-power Bluetooth BLE communication module, etc.
CH454DS1.PDF 1.5 2021-11-19 224KB
CH454 datasheet. CH454 is used for display driver of 16-segment LED displays or 8 alphanumeric displays and for keyboard scan control, supports 17 segments x 7 digital tubes, 16 segments x 8 digital tubes and 8 segments x 16 digital tubes.
CH317DS0.PDF 2.1 2023-07-03 115KB
CH317 datasheet, USB2.0 extender control chip, for USB more than 100 meters extension, support HUB extension, pure hardware solution, no driver installation.
CH641RM.PDF 1.1 2023-12-14 1.92MB
The application manual for PD wireless charging microcontroller CH641, provides detailed usage information of PD, type-C, PWM, serial port, ADC, differential current sampling, QI decoding and other functional modules for user application development.