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Technical Data Sheet
SN54LS257J ✓ 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 MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include body_width: 0.240 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN, body_height: 0.365 INCHES NOMINAL IN, body_length: 0.750 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN, features_provided: 3-STATE OUTPUT, output_logic_form: TRANSISTOR-TRANSISTOR LOGIC, inclosure_material: CERAMIC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-025-8630, 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
SN54LS257J
NSN: 5962-01-025-8630
FSC: 5962
CAGE: 01295 — TEXAS INSTRUMENTS INCORPORATED (USA)
SPECIFICATIONS
body_width0.240 INCHES MINIMUM AND 0.290 INCHES MAXIMUM IN
body_height0.365 INCHES NOMINAL IN
body_length0.750 INCHES MINIMUM AND 0.770 INCHES MAXIMUM IN
features_provided3-STATE OUTPUT
output_logic_formTRANSISTOR-TRANSISTOR LOGIC
inclosure_materialCERAMIC
storage_temp_range-65.0 TO 150.0 CELSIUS DEGC
test_data_document96906-MIL-STD-883 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
operating_temp_range-55.0 TO 125.0 CELSIUS DEGC
input_circuit_patternQUAD 2 INPUT
end_item_identificationAIRCRAFT, B-2 BOMBER (ATB)
inclosure_configurationDUAL-IN-LINE
NSN5962-01-025-8630
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,DIGITAL TITLE COMPONENT PN SN54LS257J MFR MICROCIRCUIT,DIGITAL
KEY FEATURES
BODY LENGTH: 0.740 INCHES MINIMUM AND 0.900 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
BODY LENGTH0.740 INCHES MINIMUM AND 0.900 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
DM7123NInterchangeable
interchangeable cross-reference
interchangeable
DM7123JInterchangeable
interchangeable cross-reference
interchangeable
DM8123NInterchangeable
interchangeable cross-reference
interchangeable
804824-6Interchangeable
interchangeable cross-reference
interchangeable
DM54LS257J883BInterchangeable
interchangeable cross-reference
interchangeable
54LS257J/BEBJCInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SN54LS257J?
SN54LS257J is a MICROCIRCUIT,DIGITAL.
What parts can replace SN54LS257J?
There are 10 known substitutes for SN54LS257J: DM7123N, DM7123J, DM8123N and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SN54LS257J?
SN54LS257J is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-025-8630. This indicates validated use in U.S. government and defense supply chains.
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