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CH343K AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

CH343K product

CH343K

Interface Controllers

USB to UARTBridge ICWCH

The CH343K is a high-speed USB-to-UART bridge chip in an ESSOP10 package, ideal for adding serial connectivity to MCUs or upgrading legacy serial devices.

Best for

  • USB to serial conversion
  • MCU serial interface expansion

Avoid if

  • Applications requiring USB 2.0 High Speed (480Mbps)

Check before use

  • Power supply configuration (3.3V vs 5V)

Key specifications

Baud Rate
50bps - 6Mbps
Package
ESSOP10
USB Interface
USB 2.0 Full Speed

Compliance & Environment

RoHS
Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
8542390001

Application

General Connectivity

Datasheet

034591e8534b76aa421ff22f0055ab09_60ab625effae247ff0bd8e1f7ad25257.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for CH343K: 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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Alternative components

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

Design and risk insights

Questions & answers

The CH343K is a USB-to-UART bridge chip that supports high-speed serial communication up to 6Mbps.