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CH340G AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

CH340G product

CH340G

Interface - Specialized

USB-to-UARTInterface ICWCH

The CH340G is a reliable, low-cost USB-to-UART bridge chip ideal for adding serial connectivity to embedded projects.

Best for

  • Hobbyist electronics
  • Serial debugging
  • Low-cost USB interfaces

Avoid if

  • High-speed data transfer > 2Mbps
  • Applications requiring built-in clock

Check before use

  • Ensure 12MHz crystal is correctly matched with load capacitors

Key specifications

Baud Rate
50bps - 2Mbps
Supply Voltage
3.3V / 5V
Package
SOP-16

Compliance & Environment

RoHS
Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

General Serial CommunicationIndustrial Interface

Datasheet

54d2190cf23e00165dd0618d3690da9f.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for CH340G: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
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Where to Buy

Real-time and catalog pricing from verified distributors

Live prices updated on demand · Catalog (~) prices may differ

Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

The CH340G is a USB bus adapter chip that converts USB signals to standard asynchronous serial (UART) signals.