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CH9329 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

CH9329 product

CH9329

Specialized

UART to USBHIDWCH

The CH9329 is a versatile UART-to-USB HID bridge chip designed for keyboard, mouse, and custom HID applications.

Best for

  • UART to USB HID conversion
  • Custom keyboard/mouse projects

Avoid if

  • High-speed data transfer requirements beyond HID limits

Check before use

  • Operating voltage requirements and baud rate compatibility

Key specifications

Supply Voltage
3.3V / 5V
Package
SOP-16
Interface
UART to USB HID

Compliance & Environment

RoHS
Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

HID DevicesIndustrial Control

Datasheet

68b1ab0f84cf17d08f2d013e46fb1337_2403131113_WCH-Jiangsu-Qin-Heng-CH9329_C2838834.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for CH9329: 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 CH9329 is a UART-to-USB HID device chip that allows serial devices to act as standard USB keyboards, mice, or custom HID devices.