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SN74HC251DR AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

SN74HC251DR product

SN74HC251DR

Signal Switches

MultiplexerLogic IC3-State

The SN74HC251DR is a high-speed CMOS 8-input multiplexer with 3-state outputs, ideal for bus-organized digital systems.

Best for

  • Bus-organized systems
  • Parallel-to-serial conversion

Avoid if

  • Applications requiring non-3-state outputs

Check before use

  • Input logic levels and output drive requirements

Key specifications

Inputs
8
Voltage
2V - 6V
Output
3-State

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
Level-1-260C-UNLIM
ECCN
EAR99
HTSUS
8542.39.0001

Application

General Logic

Datasheet

Texas-Instruments-company-64.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for SN74HC251DR: 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

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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

It is an 8-input data selector/multiplexer with 3-state outputs, allowing for efficient data routing in bus-organized systems.