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PartsTable / COMPONENT / MM54C89J
MM54C89J ✓ 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: 0.250 INCHES NOMINAL IN, body_height: 0.180 INCHES NOMINAL IN, body_length: 0.785 INCHES NOMINAL IN, output_logic_form: TRANSISTOR-TRANSISTOR LOGIC, inclosure_material: CERAMIC AND METAL, operating_temp_range: -55.0 TO 125.0 CELSIUS DEGC. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-270-6804, 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
MM54C89J
NSN: 5962-01-270-6804
FSC: 5962
CAGE: 27014 — NATIONAL SEMICONDUCTOR CORPORATION (USA)
SPECIFICATIONS
body_width0.250 INCHES NOMINAL IN
body_height0.180 INCHES NOMINAL IN
body_length0.785 INCHES NOMINAL IN
output_logic_formTRANSISTOR-TRANSISTOR LOGIC
inclosure_materialCERAMIC AND METAL
operating_temp_range-55.0 TO 125.0 CELSIUS DEGC
inclosure_configurationDUAL-IN-LINE
design_function_and_quantity2 EXPANDER
NSN5962-01-270-6804
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,DIGITAL TITLE COMPONENT PN MM54C89J MFR MICROCIRCUIT,DIGITAL
KEY FEATURES
•
DESIGN FUNCTION AND QUANTITY: 2 EXPANDER
•
OPERATING TEMP RANGE: -55.0 TO 125.0 CELSIUS DEGC
•
BODY LENGTH: 0.785 INCHES NOMINAL IN
•
OUTPUT LOGIC FORM: TRANSISTOR-TRANSISTOR LOGIC
•
BODY HEIGHT: 0.180 INCHES NOMINAL IN
•
INCLOSURE CONFIGURATION: DUAL-IN-LINE
•
INCLOSURE MATERIAL: CERAMIC AND METAL
•
BODY WIDTH: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
DESIGN FUNCTION AND QUANTITY2 EXPANDER
OPERATING TEMP RANGE-55.0 TO 125.0 CELSIUS DEGC
BODY LENGTH0.785 INCHES NOMINAL IN
OUTPUT LOGIC FORMTRANSISTOR-TRANSISTOR LOGIC
BODY HEIGHT0.180 INCHES NOMINAL IN
INCLOSURE CONFIGURATIONDUAL-IN-LINE
INCLOSURE MATERIALCERAMIC AND METAL
BODY WIDTH0.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
299-8051-001Interchangeable
interchangeable cross-reference
interchangeable
5075-2Interchangeable
interchangeable cross-reference
interchangeable
S-42345FInterchangeable
interchangeable cross-reference
interchangeable
6630-00-265-7765Interchangeable
interchangeable cross-reference
interchangeable
MILH36343Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-11040Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MM54C89J?
MM54C89J is a MICROCIRCUIT,DIGITAL.
What parts can replace MM54C89J?
There are 9 known substitutes for MM54C89J: 299-8051-001, 5075-2, S-42345F and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MM54C89J?
MM54C89J is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-270-6804. 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