SN74LS139ADAlternatives & Equivalent Parts

About SN74LS139AD

SN74LS139AD is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

Specification Comparison

ParameterSN74LS139ADSourceSN74LS139ADRSN74LS139ADE4SN74LS139ADRE4SN74LS139ANSR
ManufacturerTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas Instruments
Package TypeSmall Outline PackagesSmall Outline PackagesSmall Outline PackagesSmall Outline PackagesSmall Outline Packages
Pin Count1616161616
Temperature Range~ 70.0°C~ 70.0°C~ 70.0°C~ 70.0°C~ 70.0°C
Price$0.2213$0.2137$0.2230$0.4060
Electrical Parameters
YTEOL01501515
Additional FeatureSCHOTTKY CLAMPED FOR HIGH PERFORMANCESCHOTTKY CLAMPED FOR HIGH PERFORMANCESCHOTTKY CLAMPED FOR HIGH PERFORMANCESCHOTTKY CLAMPED FOR HIGH PERFORMANCESCHOTTKY CLAMPED FOR HIGH PERFORMANCE
FamilyLSLSLSLSLS
Input ConditioningSTANDARDSTANDARDSTANDARDSTANDARDSTANDARD
JESD-30 CodeR-PDSO-G16R-PDSO-G16R-PDSO-G16R-PDSO-G16R-PDSO-G16
JESD-609 Codee4e4e4e4e4
Load Capacitance (CL)15 pF15 pF15 pF15 pF15 pF
Logic IC Type2-LINE TO 4-LINE DECODER2-LINE TO 4-LINE DECODER2-LINE TO 4-LINE DECODER2-LINE TO 4-LINE DECODER2-LINE TO 4-LINE DECODER
Max I(ol)0.008 A0.008 A0.008 A0.008 A0.008 A
Number of Bits4444
Number of Functions22222
Output PolarityINVERTEDINVERTEDINVERTEDINVERTEDINVERTED
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSOP16,.25SOP16,.25SOP16,.25SOP16,.25SOP16,.3
Package ShapeRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULAR
Package StyleSMALL OUTLINESMALL OUTLINESMALL OUTLINESMALL OUTLINESMALL OUTLINE
Packing MethodTUBETRTUBETRTR
Peak Reflow Temperature (Cel)260260260260260
Power Supply Current-Max (ICC)11 mA11 mA11 mA11 mA11 mA
Prop. Delay@Nom-Sup33 ns33 ns38 ns33 ns33 ns
Propagation Delay (tpd)38 ns38 ns38 ns38 ns38 ns
Qualification StatusNot QualifiedNot QualifiedNot QualifiedNot QualifiedNot Qualified
Supply Voltage-Max (Vsup)5.25 V5.25 V5.25 V5.25 V5.25 V
Supply Voltage-Min (Vsup)4.75 V4.75 V4.75 V4.75 V4.75 V
Supply Voltage-Nom (Vsup)5 V5 V5 V5 V5 V
Surface MountYESYESYESYESYES
TechnologyTTLTTLTTLTTLTTL
Temperature GradeCOMMERCIALCOMMERCIALCOMMERCIALCOMMERCIALCOMMERCIAL
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormGULL WINGGULL WINGGULL WINGGULL WINGGULL WING
Terminal Pitch1.27 mm1.27 mm1.27 mm1.27 mm1.27 mm
Terminal PositionDUALDUALDUALDUALDUAL
Time@Peak Reflow Temperature-Max (s)3030303030
Pbfree CodeYesYesYes
Output CharacteristicsOPEN-EMITTER

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

Quick Links

SN74LS139ADRby Texas Instruments

LS Series, Inverted Output, TTL, PDSO16

SN74LS139ADE4by Texas Instruments

LS Series, Inverted Output, TTL, PDSO16

SN74LS139ADRE4by Texas Instruments

LS Series, Inverted Output, TTL, PDSO16

SN74LS139ANSRby Texas Instruments

LS Series, Inverted Output, TTL, PDSO16

Why Look for Alternatives?

Finding alternatives for SN74LS139AD 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 SN74LS139AD 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.

Can't Find What You Need?

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Request Alternatives for SN74LS139AD

FAQ

What is equivalent to SN74LS139AD?

Known equivalents for SN74LS139AD include SN74LS139ADR, SN74LS139ADE4, SN74LS139ADRE4. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of SN74LS139AD?

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 SN74LS139AD 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.