DataSheet


file name version upload time size
CH424DS1.PDF 1.1 2021-11-29 114KB
CH424 datasheet. First-in-first-out memory chip. The CH424 provides 4KB on-chip FIFO. The use space can be checked at any time. It can be used to synchronize data blocks with 8-bit parallel ports between two MCUs.
CH384DS2.PDF 1.1 2024-01-10 336KB
CH384 datasheet, PCI-Express bus to multiple serial ports and printer/parallel port chip . Supports PCIE converts to Quad UARTs, Quad UARTs and a printer/parallel port, 8 UARTs, 28 UARTs,, etc. 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. Supports Windows/Linux/macOS, etc. This datasheet is about PCIE to 8 UARTs and 28 UARTs.
CH543DS1.PDF 1.5 2023-09-20 910KB
CH543/CH542/CH541/CH540 datasheet. A USB communication and USB PD power management dual-role 8-bit PM-MCU, supports full-speed and low-speed USB Host and USB Device. It provides embedded PD PHY transceiver and controller. It also provides PWM, UART, I2C slave and other functional modules. It supports 12V high-voltage input, and is suited for Type-C PD products.