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SN74HC138DR SOIC-16 (D), tape & reel (2500) packageRepresentative package image. See datasheet for exact dimensions.

SN74HC138DR

by Texas Instruments

3-line to 8-line decoder/demultiplexer, 2 V to 6 V, SOIC-16

ManufacturerTexas Instruments
CategoryLogic ICs
SeriesSN74HC138
PackageSOIC-16 (D), tape & reel (2500)
LifecycleActive
DatasheetSN74HC138DR PDF
Availability
SN74HC138DR Datasheet PDFAll specifications
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SN74HC138DR Overview

The SN74HC138DR is the SOIC tape-and-reel orderable of TI's SN74HC138: 3-line to 8-line decoder/demultiplexer in the 74HC high-speed CMOS family, operating from 2 V to 6 V.

Key Features

  • Three enable inputs to simplify cascading
  • Active-low outputs (selected output is low)
  • Typical tpd = 15 ns
  • 80 µA maximum ICC
  • Outputs can drive up to 10 LSTTL loads

Applications

  • Memory address decoding
  • LED displays
  • Factory and building automation

SN74HC138DR Specifications

Part NumberSN74HC138DR
ManufacturerTexas Instruments
CategoryLogic ICs
SeriesSN74HC138
Package / CaseSOIC-16 (D), tape & reel (2500)
Function3-to-8 decoder / demultiplexer, active-low outputs
Propagation delay (typ)15 ns
Supply current (max)80 µA
Output drive±4 mA at 5 V
Supply voltage2 V to 6 V
Operating temperature–40 °C to 85 °C
Lifecycle StatusActive

Specifications are taken from the manufacturer's public datasheet and are for reference. Confirm against the latest datasheet before design-in.

SN74HC138DR Pinout & Package

SN74HC138DR is supplied in a SOIC-16 (D), tape & reel (2500) package. The full pin configuration, pin descriptions and mechanical drawing are published in the Texas Instruments datasheet (open SN74HC138DR datasheet PDF). Always check the footprint against the latest datasheet revision before layout.

SN74HC138DR Alternatives & Equivalents

Part NumberManufacturerCompatibilityRFQ
SN74HC138NTexas Instrumentssame datasheet, PDIP-16 package

Alternatives are for reference. Verify pinout, electrical characteristics and firmware against each datasheet before substituting.

SN74HC138DR FAQ

Who manufactures SN74HC138DR?

SN74HC138DR is manufactured by Texas Instruments and belongs to the SN74HC138 series. It is listed under Logic ICs.

What is SN74HC138DR?

SN74HC138DR: 3-line to 8-line decoder/demultiplexer, 2 V to 6 V, SOIC-16.

What package does SN74HC138DR come in?

SN74HC138DR comes in a SOIC-16 (D), tape & reel (2500) package.

Where can I download the SN74HC138DR datasheet and pinout?

The Texas Instruments datasheet for SN74HC138DR is linked in the Datasheet section of this page (https://www.ti.com/lit/ds/symlink/sn74hc138.pdf). The pin configuration and package drawing are in that datasheet.

Is SN74HC138DR still in production?

The manufacturer lists SN74HC138DR as Active.

What is the equivalent or alternative to SN74HC138DR?

Documented alternatives to SN74HC138DR: SN74HC138N (Texas Instruments, same datasheet, PDIP-16 package). Always verify pinout and electrical characteristics against each datasheet before substituting.

Do you have SN74HC138DR in stock?

Yes. PartVane holds stock of SN74HC138DR. Send the quantity you need and we will confirm the available quantity, date code and delivery in the quotation.

How do I get a price and availability for SN74HC138DR?

Message the owner on WhatsApp (+86 139 3944 9974), use the quote form on this page or email sales@partvane.com with the quantity and target delivery date. On WhatsApp we quote within 2 hours during business hours (Mon–Sat, 09:00–18:00 China time (UTC+8)); every RFQ is answered within 24 hours. The quotation includes unit price, availability, lead time and photos of the actual parts with the date code / lot label.

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