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Technical Data Sheet
974028-421 ✓ 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: 0.245 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN, body_height: 0.200 INCHES MINIMUM IN, body_length: 0.755 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN, features_provided: HERMETICALLY SEALED AND MONOLITHIC, 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 5962-01-140-9358, 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
974028-421
NSN: 5962-01-140-9358
FSC: 5962
CAGE: 06481 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN SYSTEMS CORP (USA)
SPECIFICATIONS
body_width0.245 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN
body_height0.200 INCHES MINIMUM IN
body_length0.755 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
features_providedHERMETICALLY SEALED AND MONOLITHIC
output_logic_formTRANSISTOR-TRANSISTOR LOGIC
inclosure_materialCERAMIC
operating_temp_range-55.0 TO 125.0 CELSIUS DEGC
input_circuit_patternQUAD 2 INPUT
inclosure_configurationDUAL-IN-LINE
design_function_and_quantity4 SELECTOR, DATA, MULTIPLEXER, TWO TO ONE LINE
NSN5962-01-140-9358
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,DIGITAL TITLE COMPONENT PN 974028-421 MFR MICROCIRCUIT,DIGITAL
KEY FEATURES
FEATURES PROVIDED: HERMETICALLY SEALED AND MONOLITHIC
DESIGN FUNCTION AND QUANTITY: 4 SELECTOR, DATA, MULTIPLEXER, TWO TO ONE LINE
OUTPUT LOGIC FORM: TRANSISTOR-TRANSISTOR LOGIC
INCLOSURE MATERIAL: CERAMIC
BODY WIDTH: 0.245 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN
BODY LENGTH: 0.755 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
OPERATING TEMP RANGE: -55.0 TO 125.0 CELSIUS DEGC
BODY HEIGHT: 0.200 INCHES MINIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
FEATURES PROVIDEDHERMETICALLY SEALED AND MONOLITHIC
DESIGN FUNCTION AND QUANTITY4 SELECTOR, DATA, MULTIPLEXER, TWO TO ONE LINE
OUTPUT LOGIC FORMTRANSISTOR-TRANSISTOR LOGIC
INCLOSURE MATERIALCERAMIC
BODY WIDTH0.245 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN
BODY LENGTH0.755 INCHES MINIMUM AND 0.785 INCHES MAXIMUM IN
OPERATING TEMP RANGE-55.0 TO 125.0 CELSIUS DEGC
BODY HEIGHT0.200 INCHES MINIMUM IN
INPUT CIRCUIT PATTERNQUAD 2 INPUT
INCLOSURE CONFIGURATIONDUAL-IN-LINE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
63A133588P46Interchangeable
interchangeable cross-reference
interchangeable
SN74LS157JP4Interchangeable
interchangeable cross-reference
interchangeable
538979-1Interchangeable
interchangeable cross-reference
interchangeable
SNJ54LS157JInterchangeable
interchangeable cross-reference
interchangeable
308758-2Interchangeable
interchangeable cross-reference
interchangeable
144093-101Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 974028-421?
974028-421 is a MICROCIRCUIT,DIGITAL.
What parts can replace 974028-421?
There are 9 known substitutes for 974028-421: 63A133588P46, SN74LS157JP4, 538979-1 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 974028-421?
974028-421 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-140-9358. This indicates validated use in U.S. government and defense supply chains.
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