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Technical Data Sheet
S161-54LS85 ✓ 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 output_logic_form: TRANSISTOR-TRANSISTOR LOGIC, end_item_identification: F111D MULTI-SNSR, inclosure_configuration: DUAL-IN-LINE, design_function_and_quantity: 1 COMPARATOR, case_outline_source_and_designator: D-2 MIL-M-38510, part_name_assigned_by_controlling_agency: COMPARATOR, MAGNITUDE, 4 BIT (TTL). This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-189-1558, 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
S161-54LS85
NSN: 5962-01-189-1558
FSC: 5962
CAGE: 95542 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
output_logic_formTRANSISTOR-TRANSISTOR LOGIC
end_item_identificationF111D MULTI-SNSR
inclosure_configurationDUAL-IN-LINE
design_function_and_quantity1 COMPARATOR
case_outline_source_and_designatorD-2 MIL-M-38510
part_name_assigned_by_controlling_agencyCOMPARATOR, MAGNITUDE, 4 BIT (TTL)
NSN5962-01-189-1558
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,DIGITAL TITLE COMPONENT PN S161-54LS85 MFR MICROCIRCUIT,DIGITAL
KEY FEATURES
DESIGN FUNCTION AND QUANTITY: 1 COMPARATOR
CASE OUTLINE SOURCE AND DESIGNATOR: D-2 MIL-M-38510
INCLOSURE CONFIGURATION: DUAL-IN-LINE
OUTPUT LOGIC FORM: TRANSISTOR-TRANSISTOR LOGIC
TECHNICAL CHARACTERISTICS (FLIS)
DESIGN FUNCTION AND QUANTITY1 COMPARATOR
PART NAME ASSIGNED BY CONTROLLING AGENCYCOMPARATOR, MAGNITUDE, 4 BIT (TTL)
CASE OUTLINE SOURCE AND DESIGNATORD-2 MIL-M-38510
INCLOSURE CONFIGURATIONDUAL-IN-LINE
END ITEM IDENTIFICATIONF111D MULTI-SNSR
OUTPUT LOGIC FORMTRANSISTOR-TRANSISTOR LOGIC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
477-1404-001Interchangeable
interchangeable cross-reference
interchangeable
54LS85DMQBInterchangeable
interchangeable cross-reference
interchangeable
GM820AE1Interchangeable
interchangeable cross-reference
interchangeable
54LS85Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is S161-54LS85?
S161-54LS85 is a MICROCIRCUIT,DIGITAL.
What parts can replace S161-54LS85?
There are 4 known substitutes for S161-54LS85: 477-1404-001, 54LS85DMQB, GM820AE1 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for S161-54LS85?
S161-54LS85 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5962-01-189-1558. This indicates validated use in U.S. government and defense supply chains.
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