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SN74HC257DR AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

SN74HC257DR product

SN74HC257DR

Signal Switches

MultiplexerLogic3-State

The SN74HC257DR is a quadruple 2-line to 1-line multiplexer with 3-state outputs, ideal for bus-organized digital systems.

Best for

  • Bus-organized systems
  • Data selection

Avoid if

  • Applications requiring non-inverting outputs (use HC258 for inverting logic)

Check before use

  • Output-enable (G) pin state during power-up

Key specifications

Supply Voltage
2V to 6V
Output Type
3-State
Package
SOIC-16

Compliance & Environment

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

Application

Bus InterfaceData Routing

Datasheet

Texas-Instruments-company-64.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for SN74HC257DR: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
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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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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 a quadruple 2-line to 1-line data selector/multiplexer featuring 3-state outputs, manufactured by Texas Instruments.