CH344Q | WCH Quad USB to UART Bridge

Name: CH344Q
Brand: WCH
SKU: CH344Q

Category: USB Interface IC

Brand: WCH

Quad USB to UART Bridge

Stock: On request

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Product Details

PDF Datasheet

Technical Docs

Description: Quad USB to UART Bridge

Technical Parameters

Applications	General Purpose
Bandwidth	100 MHz
Brand	WCH (Nanjing Qinheng)
Description	Quad USB to UART Bridge
Features	General Purpose
Function	Analog Signal Switching
Interface	USB 2.0 Full-Speed
Lead Free	Yes
Mounting Type	SMD/SMT
Number of Channels	4
On-Resistance	50 Ohm
Operating Temperature	-40~85°C
Product Type	Chip Resistor
RoHS	Compliant
Supply Voltage	3.3V / 5V

Standard Packaging: Standard packaging refers to the minimum packaging quantity obtained from the manufacturer/distributor. Therefore, the minimum order quantity may be less than the manufacturer's standard packaging quantity. When products are broken down into smaller quantities, the packaging type (i.e., reel, tube, tray) may change, subject to actual packaging delivery.

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PCB Footprint (.pcb)

3D Model (.stp)

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CH344Q Application and Selection Guide

CH344Q Model and Manufacturer Information

CH344Q, a USB Interface IC manufactured by WCH (Nanjing Qinheng): CH344Q helps you confirm the specific model, while WCH (Nanjing Qinheng) helps you confirm the product source. If you are selecting a part, you can first check whether CH344Q meets your requirements, then check whether WCH (Nanjing Qinheng) matches your expectations, and then refer to Quad USB to UART Bridge for further evaluation.

CH344Q Product Parameters and Description

The main parameters of WCH (Nanjing Qinheng)'s USB Interface IC product CH344Q include Quad USB to UART Bridge. This is a USB Interface IC produced by WCH (Nanjing Qinheng), and it also offers good applicability in embedded systems, common 3C electronics, automotive electronics, electronic devices, and IoT devices.

CH344Q Application and Selection Reference

WCH (Nanjing Qinheng)'s USB Interface IC product CH344Q has a relatively wide range of applications in embedded systems, common 3C electronics, automotive electronics, electronic devices, and IoT devices. Overall, CH344Q is a USB Interface IC solution worth considering, and manufacturer WCH (Nanjing Qinheng) provides long-term supply program support for this product, which helps ensure supply continuity during mass production.

Recommended Part Numbers for CH344Q

Designers looking for CH344Q recommended parts can evaluate the following options. CH344Q selection decisions should verify parameters, tolerance and packaging against the original design bill of materials.

Recommended Part	Brand	Description
CH374T	WCH	USB Host Controller
CH341T	WCH	USB to UART/Parallel/SPI/I2C
CH372	WCH	USB Device Controller

EZKEY can provide CH344Q recommended part comparison data and engineering samples for evaluation.