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Technical Data Sheet
54LS251DM/QB ✓ 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 54LS251DM/QB 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 5962-01-191-1365, 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
54LS251DM/QB
NSN: 5962-01-191-1365
FSC: 5962
CAGE: 07263 — FAIRCHILD SEMICONDUCTOR CORP (USA)
SPECIFICATIONS
Part Number54LS251DM/QB
NSN5962-01-191-1365
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 54LS251DM/QB TITLE COMPONENT PN 54LS251DM/QB MFR 54LS251DM/QB
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
SNC54LS251J-00Interchangeable
interchangeable cross-reference
interchangeable
57150-0099-00Interchangeable
interchangeable cross-reference
interchangeable
DM74LS251NInterchangeable
interchangeable cross-reference
interchangeable
74LS251JInterchangeable
interchangeable cross-reference
interchangeable
DM74LS251J/883CInterchangeable
interchangeable cross-reference
interchangeable
99000361-001Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 54LS251DM/QB?
54LS251DM/QB is a 54LS251DM/QB.
What parts can replace 54LS251DM/QB?
There are 12 known substitutes for 54LS251DM/QB: SNC54LS251J-00, 57150-0099-00, DM74LS251N and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 54LS251DM/QB?
54LS251DM/QB is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-191-1365. This indicates validated use in U.S. government and defense supply chains.
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