SN74279N3Alternatives & Equivalent Parts

SN74279N3 is marked OBSOLETE. Compare the equivalents below, check each part's lifecycle, and request a quote on a suitable replacement.

About SN74279N3

SN74279N3 is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Dual-In-Line Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Get one quote covering all 5 alternatives for SN74279N3 — response within 24 hours.

Specification Comparison

ParameterSN74279N3SourceCD74HC238E74HC86NMCP6541T-I/OTAD637KDZSN74279N
ManufacturerTexas InstrumentsTexas InstrumentsNexperiaMicrochipAnalog DevicesTexas Instruments
Package TypeDual-In-Line PackagesDual-In-Line PackagesDual-In-Line PackagesSOT23 (5-Pin)Ceramic Dual-In-Line PackagesDual-In-Line Packages
Pin Count16161451416
Temperature Range~ 70.0°C-55.0°C ~ 125.0°C-40.0°C ~ 85.0°C~ 70.0°C~ 70.0°C
Price$0.1665$1.5000$0.3000$97.6400$1.5000
StockIn StockIn StockIn StockIn StockIn StockIn Stock
LifecycleOBSOLETEACTIVEACTIVEACTIVEOBSOLETE
Electrical Parameters
Pbfree CodeNoYesYesNoNo
YTEOL0159100
Additional FeatureWITH DUAL S INPUT FOR TWO FUNCTIONSWITH DUAL S INPUT FOR TWO FUNCTIONS
FamilyTTL/H/LHC/UHTTL/H/L
JESD-30 CodeR-PDIP-T16R-PDIP-T16R-PDSO-G5R-CDIP-T14R-PDIP-T16
Load Capacitance (CL)15 pF50 pF15 pF
Logic IC TypeR-S LATCH3-LINE TO 8-LINE DECODERR-S LATCH
Max I(ol)0.016 A0.004 A0.016 A
Number of Bits282
Number of Functions41114
Output PolarityTRUETRUETRUE
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYCERAMIC, METAL-SEALED COFIREDPLASTIC/EPOXY
Package Equivalence CodeDIP16,.3DIP16,.3TSOP5/6,.11,37DIP14,.3DIP16,.3
Package ShapeRECTANGULARRECTANGULARRECTANGULARRECTANGULARRECTANGULAR
Package StyleIN-LINEIN-LINESMALL OUTLINE, LOW PROFILE, SHRINK PITCHIN-LINEIN-LINE
Peak Reflow Temperature (Cel)NOT SPECIFIED260NOT SPECIFIED
Power Supply Current-Max (ICC)30 mA0.16 mA30 mA
Prop. Delay@Nom-Sup27 ns30 ns27 ns
Propagation Delay (tpd)27 ns225 ns27 ns
Qualification StatusNot QualifiedNot QualifiedNot QualifiedNot QualifiedNot Qualified
Supply Voltage-Max (Vsup)5.25 V6 V5.25 V
Supply Voltage-Min (Vsup)4.75 V2 V4.75 V
Supply Voltage-Nom (Vsup)5 V5 V5 V5 V
Surface MountNONOYESNONO
TechnologyTTLCMOSCMOSTTL
Temperature GradeCOMMERCIALMILITARYINDUSTRIALCOMMERCIALCOMMERCIAL
Terminal FormTHROUGH-HOLETHROUGH-HOLEGULL WINGTHROUGH-HOLETHROUGH-HOLE
Terminal Pitch2.54 mm2.54 mm0.95 mm2.54 mm2.54 mm
Terminal PositionDUALDUALDUALDUALDUAL
Time@Peak Reflow Temperature-Max (s)NOT SPECIFIEDNOT SPECIFIED
Trigger TypeLOW LEVELLOW LEVEL
## SN74279N3 Alternates Showing resultsImage
Input ConditioningSTANDARD
JESD-609 Codee4e3e4
Packing MethodTUBETR
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)Matte Tin (Sn)Gold (Au)
## CD74HC238E Alternates Showing resultsImage
Manufacturer Package CodeSOT-23-5D-14
Factory Lead Time6 Weeks
Amplifier TypeCOMPARATOR
Average Bias Current-Max (IIB)0.0001 µA
Input Offset Voltage-Max7000 µV
Output TypePUSH-PULL
Response Time-Nom4000 ns
Supply Current-Max0.001 mA3 mA
Supply Voltage Limit-Max7 V
## MCP6541T-I/OT Alternates Showing resultsImage
Converter TypeRMS TO DC CONVERTER
Linearity Error-Max (EL)0.05%
Negative Supply Voltage-Max-18 V
Negative Supply Voltage-Min-3 V
Negative Supply Voltage-Nom-15 V
Operating Frequency-Max0.15 MHz
Positive Input Voltage-Max7 V
Supply Voltage-Max18 V
Supply Voltage-Min3 V
Supply Voltage-Nom15 V
Total Error-Max0.3%

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

Need pricing on these alternatives?

Get one quote covering all 5 alternatives for SN74279N3 — response within 24 hours.

Quick Links

74HC86N

suggested

AD637KDZ

suggested

SN74279Nby Texas Instruments

R-S Latch, TTL/H/L Series, 4-Func, Low Level Triggered, 2-Bit, True Output, TTL, PDIP16

Why Look for Alternatives?

Finding alternatives for SN74279N3 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 SN74279N3 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 SN74279N3?

Known equivalents for SN74279N3 include CD74HC238E, 74HC86N, MCP6541T-I/OT. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of SN74279N3?

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 SN74279N3 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.