ProjectsPricingInsights

CH342F AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

CH342F product

CH342F

Interface - Controllers

USB BridgeUARTInterface IC

The CH342F is a high-performance USB-to-dual-UART bridge chip designed for serial communication expansion.

Best for

  • USB-to-Serial adapters
  • Industrial communication interfaces
  • MCU debugging

Avoid if

  • Applications requiring USB 3.0 speeds
  • Systems with extremely limited PCB space for decoupling capacitors

Check before use

  • I/O voltage level compatibility
  • Power supply scheme configuration

Key specifications

Baud Rate
50bps - 3Mbps
I/O Voltage
1.8V - 5V
Package
QFN24 (4x4mm)

Compliance & Environment

RoHS
Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

IndustrialConnectivity

Datasheet

a81540255e3035d7952909129958be26.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for CH342F: 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

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 CH342F is a USB bus converter chip that provides two independent UART interfaces, allowing USB-based communication for serial devices.