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CH454S AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

CH454S product

CH454S

Display Drivers

LED DriverKeyboard ControllerWCH

The CH454S is a versatile LED display driver and keyboard controller designed for driving up to 8 16-segment Nixie tubes and scanning a 64-key matrix.

Best for

  • LED display systems
  • Matrix keyboard interfaces

Avoid if

  • Applications requiring high-speed parallel display interfaces

Check before use

  • Supply voltage requirements and current limits

Key specifications

Supply Voltage
2.8V - 5.3V
Interface
2-Wire Serial
Package
SOP28

Compliance & Environment

RoHS
RoHS Compliant
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

Consumer ElectronicsIndustrial Control

Datasheet

3854f65c67e7f6c1029baa46236da78d_2403131118_WCH-Jiangsu-Qin-Heng-CH454S_C111671.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for CH454S: 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 CH454S is an integrated LED Nixie tube driver and keyboard scan controller chip from WCH, utilizing a 2-wire serial interface.