ProjectsPricingInsights

CH340C AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

CH340C product

CH340C

Resonators

USB to SerialWCHInterface IC

The CH340C is a popular, cost-effective USB-to-serial bridge IC with an integrated clock, ideal for USB-to-TTL applications.

Best for

  • USB-to-TTL adapters
  • Microcontroller programming interfaces
  • Serial communication bridges

Avoid if

  • High-speed data transfer requirements exceeding 2Mbps
  • Applications requiring hardware flow control for high-speed streams

Check before use

  • Supply voltage configuration (V3 pin)
  • Driver compatibility for specific OS versions

Key specifications

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

Compliance & Environment

RoHS
Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

ConnectivityIndustrial

Datasheet

d89475a206be9697feabcbac37b7d309_CH340DS1.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for CH340C: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
Get Files
PCB Footprint
Land pattern for PCB layout
Get Files
3D Model
STEP file for mechanical design
Get Files
KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
Generate library

Login required · CAD models billed separately as an add-on

Alternative components

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

Design and risk insights

Questions & answers

The CH340C is a USB-to-serial adapter chip that allows computers to communicate with serial devices via USB. It is widely used in Arduino-compatible boards and USB-to-TTL converters.