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Alternatives to Texas Instruments SN74F38D

Texas Instruments SN74F38D and its qualified second sources, compared on form/fit/function, stock, lifecycle and price — the same checks Parter runs inside a BOM.

SN74F38D compared against its qualified second sources
SN74F38DTexas InstrumentsSN74F38DRTexas InstrumentsSN74ALS38BDRTexas Instruments+3more
FFF CompatibilityThe pinout has been verified using datasheet extraction and is a direct 1:1 match in a 14-SOIC package.Both use the standard 14-SOIC package (0.154 in / 3.90 mm width) with identical physical dimensions.Maintains exact electrical specifications including a 4.5V to 5.5V supply, 12.5ns propagation delay, and 64mA sink current.The pinout has been verified using datasheet extraction and matches the SN74F38D exactly.The physical 14-SOIC package dimensions and lead pitches are identical.The Advanced Low-Power Schottky (ALS) logic family has a lower maximum output sink current (24mA vs. 64mA) and different timing characteristics.
AI Summary

SN74F38D by Texas Instruments: NAND Gate IC 4 Channel Open Collector 14-SOIC.

This is the direct Tape & Reel packaging version of the obsolete Tube-packaged SN74F38D. It offers completely identical electrical performance and physical dimensions, representing a true drop-in replacement that is currently active and widely available.

  • Exact electrical equivalent with identical speed (12.5ns) and drive strength (64mA)
  • Identical 14-SOIC footprint and pinout assignment
  • Active lifecycle status and currently in stock at major distributors
  • Supplied in Tape & Reel carrier instead of Tube packaging

This Advanced Low-Power Schottky (ALS) variant is pin-compatible and operates on the same 5V supply, but is designed for lower power dissipation. It trades off output drive capability and switching speed, making it suitable for applications that do not require the full 64mA sink current.

  • Pin-compatible drop-in replacement in a 14-SOIC footprint
  • Lower quiescent supply current compared to the Fast (F) TTL family
  • Reduced power dissipation in the application circuit
  • Lower low-level output sink current (24mA vs. 64mA)
  • Different switching speeds and timing parameters
Lifecycle StatusObsoleteActiveUnknown
Market AvailabilityIn stockIn stockUnknown
REACHREACHREACHUnknown
RoHSRoHSRoHSUnknown
DescriptionNAND Gate IC 4 Channel Open Collector 14-SOICNAND Gate IC 4 Channel Open Collector 14-SOICThis Advanced Low-Power Schottky (ALS) variant is pin-compatible and operates on the same 5V supply, but is designed for lower power dissipa
ManufacturerTexas InstrumentsTexas InstrumentsTexas Instruments
TypeLogicLogicComponent
DatasheetOpenOpenN/A
Lead Time6 weeks9 weeksUnknown
Country of Origin---
Export Control Class NumberEAR99EAR99EAR99
HTSUS Code8542.39.0070--
Moisture Sensitivity Level1 (Unlimited)--
FeaturesOpen Collector--
Logic TypeNAND Gate--
Mounting TypeSurface Mount--
Package / Case14-SOIC (0.154", 3.90mm Width)--
Number of Inputs2--
Voltage - Supply4.5V ~ 5.5V--
Number of Circuits4--
Operating Temperature0°C ~ 70°C--

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Frequently asked questions

Yes. The Texas Instruments SN74F38D is marked obsolete, so the manufacturer has discontinued it and any remaining supply is limited to distributor stock. The qualified second sources on this page are active parts you can design in today.

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