15 PCS CH340E Micro USB to TTL Converter Module

15 PCS CH340E Micro USB to TTL Converter Module
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  • Product Code:SQ6186
  • Availability: 10000
  • $16.80
  • Ex Tax:$16.80

Tags: USB to TTL, USB to Serial, CH340 module


The CH340E Converter module , USB to TTL downloader can be used as serial communication, single chip downloader, STM32 downloader, route download, etc. The downloader has a USB interface that allows the download line to be expanded easily and simultaneously Reserve a pin header interface to make it easier to download and connect over short distances.

The development board or small system uses a separate power supply. After connecting the cable, it will be found that even if the development board switch is turned off, the power indicator of the development board will be lit (weak), which is a normal phenomenon, or download the STC series MCU according to the serial port. Method download (power needs to be cold booted once).

CH340 module Application:

  1. UART Communication
  2. USB Serial

CH340 module Specifications:

  1. Chip: CH340E
  2. Operating voltage: 5V , 3.3V
  3. Interface: Micro USB , TTL
  4. Pin Number: 6 Pin
  5. Size: 16mm x 16mm


  1. HW-728 module Link
  2. CH340 datasheet Link

Interface Type Micro USB , TTL
Electrical Parameters
Operating Voltage 5V , 3.3V
Board Parameters
Main Chip CH340E
Pin Count 6 Pin
Physical Parameters
Size 16mm x 16mm

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