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PartsTable / COMPONENT / DM54LS21J/883C
DM54LS21J/883C ✓ 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 DM54LS21J/883C 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 5962-01-039-5027, 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
DM54LS21J/883C
NSN: 5962-01-039-5027
FSC: 5962
CAGE: 27014 — NATIONAL SEMICONDUCTOR CORPORATION (USA)
SPECIFICATIONS
Part NumberDM54LS21J/883C
NSN5962-01-039-5027
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available DM54LS21J/883C TITLE COMPONENT PN DM54LS21J/883C MFR DM54LS21J/883C
KEY FEATURES
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BODY WIDTH: 0.280 INCHES MAXIMUM IN
•
TEST DATA DOCUMENT: 96906-MIL-STD-883 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
•
BODY LENGTH: 0.755 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
•
DESIGN FUNCTION AND QUANTITY: 2 GATE, AND
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INCLOSURE MATERIAL: CERAMIC AND GLASS
•
INPUT CIRCUIT PATTERN: DUAL 4 INPUT
•
INCLOSURE CONFIGURATION: DUAL-IN-LINE
•
BODY HEIGHT: 0.180 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
BODY WIDTH0.280 INCHES MAXIMUM IN
TEST DATA DOCUMENT96906-MIL-STD-883 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
BODY LENGTH0.755 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
DESIGN FUNCTION AND QUANTITY2 GATE, AND
INCLOSURE MATERIALCERAMIC AND GLASS
INPUT CIRCUIT PATTERNDUAL 4 INPUT
INCLOSURE CONFIGURATIONDUAL-IN-LINE
BODY HEIGHT0.180 INCHES MAXIMUM IN
OPERATING TEMP RANGE-55.0 TO 125.0 CELSIUS DEGC
OUTPUT LOGIC FORMTRANSISTOR-TRANSISTOR LOGIC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
54LS21J/883BInterchangeable
interchangeable cross-reference
interchangeable
54LS21DMQBInterchangeable
interchangeable cross-reference
interchangeable
S54LS21F883BInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is DM54LS21J/883C?
DM54LS21J/883C is a DM54LS21J/883C.
What parts can replace DM54LS21J/883C?
There are 3 known substitutes for DM54LS21J/883C: 54LS21J/883B, 54LS21DMQB, S54LS21F883B. Substitute compatibility should be verified for your specific system.
What is the NSN for DM54LS21J/883C?
DM54LS21J/883C is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-039-5027. 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