SN74AHC138DR AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

SN74AHC138DR product

SN74AHC138DR

Signal Switches

DecoderDemultiplexerLogic IC

The SN74AHC138DR is a high-speed 3-to-8 line decoder/demultiplexer, ideal for memory decoding and data routing in high-performance systems.

Best for

  • Memory decoding
  • Data routing

Avoid if

  • Applications requiring very low power consumption beyond CMOS standards

Check before use

  • Input logic levels and timing constraints

Key specifications

Supply Voltage
2V to 5.5V
Propagation Delay
Typically <15ns
Package
SOIC-16

Compliance & Environment

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

Application

IndustrialGeneral

CAD Models

Download ECAD models for SN74AHC138DR: 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 a high-speed CMOS 3-line to 8-line decoder/demultiplexer from Texas Instruments, optimized for memory decoding and data routing.