Datasheet Details
| Part number | CH423 |
|---|---|
| Manufacturer | Unknown Manufacturer |
| File Size | 222.97 KB |
| Description | Two-wire remote I / O expansion chip |
| Datasheet | CH423-ETC.pdf |
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Overview: CH423 中文手册 １ 两线远程 I/O 扩展芯片 CH423 手册 版本： 2 http://wch.cn 1、概述 CH423 是两线串行接口的通用远程 I/O 扩展芯片。CH423 提供 8 个双向输入输出引脚和 16 个通 用输出引脚，支持输入电平变化中断；CH423 内置电流驱动电路，可以静态驱动 24 只 LED 发光管或 者动态驱动 128 只 LED（相当于 16 只数码管）.
| Part number | CH423 |
|---|---|
| Manufacturer | Unknown Manufacturer |
| File Size | 222.97 KB |
| Description | Two-wire remote I / O expansion chip |
| Datasheet | CH423-ETC.pdf |
|
|
|
| Part Number | Description |
|---|---|
| CH422 | LED Nixie Tube Display Driver and I/O Extension Chip |
| CH402 | COOLING CONTROLLER |
| CH403 | COOLING CONTROLLER |
| CH438 | Eight serial chip |
| CH440 | SPDT low impedance analog switch |
| CH440G | SPDT low impedance analog switch |
| CH440P | SPDT low impedance analog switch |
| CH440R | SPDT low impedance analog switch |
| CH442 | SPDT low impedance analog switch |
| CH442E | SPDT low impedance analog switch |