SN74HCT139DAlternatives & Equivalent Parts

About SN74HCT139D

SN74HCT139D is a logic component manufactured by Texas Instruments. It comes in a SOIC-16 package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Specification Comparison

ParameterSN74HCT139DSource74HCT139D
ManufacturerTexas InstrumentsNexperia
Package TypeSOIC-16Other
Pin Count1616
Temperature Range-40.0°C ~ 85.0°C-40.0°C ~ 125.0°C
Price$0.1980$0.0804
StockIn StockIn Stock
LifecycleACTIVEACTIVE
Electrical Parameters
Supply Voltage2 to 6 V—
Input Logic FamilyHCT (TTL-compatible)—
Number of Channels2—
Outputs per Channel4—
Output TypeActive-Low—
Propagation Delay (typ)13 ns—
Operating Temperature-40 to +85 C—
PackageSOIC-16—
Date Of Intro—1991-01-01
YTEOL—10
Family—HCT
Input Conditioning—STANDARD
JESD-30 Code—R-PDSO-G16
JESD-609 Code—e4
Load Capacitance (CL)—50 pF
Logic IC Type—2-LINE TO 4-LINE DECODER
Number of Functions—2
Output Polarity—INVERTED
Package Body Material—PLASTIC/EPOXY
Package Equivalence Code—SOP16,.25
Package Shape—RECTANGULAR
Package Style—SMALL OUTLINE
Peak Reflow Temperature (Cel)—260
Propagation Delay (tpd)—51 ns
Qualification Status—Not Qualified
Supply Voltage-Max (Vsup)—5.5 V
Supply Voltage-Min (Vsup)—4.5 V
Supply Voltage-Nom (Vsup)—5 V
Surface Mount—YES
Technology—CMOS
Temperature Grade—AUTOMOTIVE
Terminal Finish—Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form—GULL WING
Terminal Pitch—1.27 mm
Terminal Position—DUAL
Time@Peak Reflow Temperature-Max (s)—30

Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.

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Quick Links

74HCT139Dby NXP Semiconductors

Pin-compatible HCT dual 2-to-4 decoder, same SOIC-16 package and electrical specs

Why Look for Alternatives?

Finding alternatives for SN74HCT139D is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.

When evaluating SN74HCT139D replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.

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FAQ

What is equivalent to SN74HCT139D?

Known equivalents for SN74HCT139D include 74HCT139D. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of SN74HCT139D?

In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.

How do I verify SN74HCT139D alternatives?

Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.