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54LS20/BCA ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The 54LS20/BCA is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-170-2340, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
54LS20/BCA
NSN: 5962-01-170-2340
FSC: 5962
CAGE: 01295 — TEXAS INSTRUMENTS INCORPORATED (USA)
SPECIFICATIONS
Part Number54LS20/BCA
NSN5962-01-170-2340
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 54LS20/BCA TITLE COMPONENT PN 54LS20/BCA MFR 54LS20/BCA
KEY FEATURES
•
BODY LENGTH: 0.785 INCHES MAXIMUM IN
•
BODY WIDTH: 0.280 INCHES MAXIMUM IN
•
INPUT CIRCUIT PATTERN: DUAL 4 INPUT
•
DESIGN FUNCTION AND QUANTITY: 2 GATE, NAND
•
OPERATING TEMP RANGE: -55.0 TO 125.0 CELSIUS DEGC
•
SPECIAL TEST FEATURES: TESTED PER BASE TEN SYSTEMS DWG 20296
•
OUTPUT LOGIC FORM: TRANSISTOR-TRANSISTOR LOGIC
•
BODY HEIGHT: 0.180 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
BODY LENGTH0.785 INCHES MAXIMUM IN
BODY WIDTH0.280 INCHES MAXIMUM IN
INPUT CIRCUIT PATTERNDUAL 4 INPUT
DESIGN FUNCTION AND QUANTITY2 GATE, NAND
OPERATING TEMP RANGE-55.0 TO 125.0 CELSIUS DEGC
SPECIAL TEST FEATURESTESTED PER BASE TEN SYSTEMS DWG 20296
OUTPUT LOGIC FORMTRANSISTOR-TRANSISTOR LOGIC
BODY HEIGHT0.180 INCHES NOMINAL IN
INCLOSURE CONFIGURATIONDUAL-IN-LINE
INCLOSURE MATERIALCERAMIC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 25
278-156Interchangeable
interchangeable cross-reference
interchangeable
982737Interchangeable
interchangeable cross-reference
interchangeable
FF-N-836Interchangeable
interchangeable cross-reference
interchangeable
20296Interchangeable
interchangeable cross-reference
interchangeable
B20296Interchangeable
interchangeable cross-reference
interchangeable
31-20296Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 54LS20/BCA?
54LS20/BCA is a 54LS20/BCA.
What parts can replace 54LS20/BCA?
There are 25 known substitutes for 54LS20/BCA: 278-156, 982737, FF-N-836 and 22 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 54LS20/BCA?
54LS20/BCA is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-170-2340. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026