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SN74HCT139D AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

SN74HCT139D product

SN74HCT139D

Signal Switches

DecoderDemultiplexerLogic

The SN74HCT139D is a dual 2-to-4 line decoder/demultiplexer optimized for high-speed memory decoding and data routing.

Best for

  • Memory address decoding
  • High-speed data routing

Avoid if

  • Applications requiring non-TTL input levels
  • Extremely low-voltage logic systems (below 4.5V)

Check before use

  • Ensure all unused inputs are properly terminated.

Key specifications

Supply Voltage
4.5V to 5.5V
Propagation Delay
10ns
Package
SOIC-16

Compliance & Environment

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

Application

Memory DecodingData Routing

Datasheet

Texas-Instruments-company-64.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for SN74HCT139D: 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 dual 2-line to 4-line decoder/demultiplexer from Texas Instruments, designed for high-performance memory decoding and data routing.