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CH9340

USB to UART

CH9340 Features

* l Full-speed USB device interface, compatible with USB V2.0. l Based on USB CDC, used to upgrade the original serial peripheral devices, or expand additional serial UART through USB. l Free-driver, serial applications are totally compatible under the Windows OS, without any modification. l Hardware

CH9340 General Description

Power supply voltage input, requires an external 0.1uF power decoupling capacitor. Ground Connect to VCC to input external power supply when 3.3V supply voltage, connect to external 0.1uF decoupling capacitor when 5V supply voltage Connect to USB D+ Signal directly Connect to USB D- Signal directly .

CH9340 Datasheet (110.25 KB)

Preview of CH9340 PDF

Datasheet Details

Part number:

CH9340

Manufacturer:

ETC

File Size:

110.25 KB

Description:

Usb to uart.
CH9340 Datasheet 1 USB to UART Chip CH9340 Datasheet Version: 1 http://wch.cn 1. Introduction CH9340 is a USB bus converter chip, which converts USB.

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CH9340 USB UART ETC

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