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1801A ✓ 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 unit_type: AMPLIFIER, body_width: 0.550 INCHES MAXIMUM IN, body_height: 0.140 INCHES MAXIMUM IN, body_length: 2.060 INCHES MAXIMUM IN, special_features: 50/125 CABLE; 1000 FT REEL; 3.0MM BY 5.4MM MM, features_provided: ELECTROSTATIC SENSITIVE AND W/STROBE AND W/RESET AND W/CLOCK. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-00-135-6978, 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
1801A
NSN: 6625-00-135-6978
FSC: 6625
CAGE: 1LQK8 — KEYSIGHT TECHNOLOGIES, INC. (USA)
SPECIFICATIONS
unit_typeAMPLIFIER
body_width0.550 INCHES MAXIMUM IN
body_height0.140 INCHES MAXIMUM IN
body_length2.060 INCHES MAXIMUM IN
special_features50/125 CABLE; 1000 FT REEL; 3.0MM BY 5.4MM MM
features_providedELECTROSTATIC SENSITIVE AND W/STROBE AND W/RESET AND W/CLOCK
output_logic_formMETAL OXIDE-SEMICONDUCTOR LOGIC
operating_temp_range-0.0 TO 70.0 CELSIUS DEGC
input_circuit_pattern19 INPUT
end_item_identification5895-01-320-5379
inclosure_configurationDUAL-IN-LINE
design_function_and_quantity1 COUNTER, DECIMAL AND 1 LATCH AND 1 MULTIPLEXER
NSN6625-00-135-6978
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available MICROCIRCUIT,DIGITAL TITLE COMPONENT PN 1801A MFR MICROCIRCUIT,DIGITAL
KEY FEATURES
•
UNIT TYPE: AMPLIFIER
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATION180A OR 181A MAINFRAME A
UNIT TYPEAMPLIFIER
END ITEM IDENTIFICATION180A OR 181A MAINFRAME A
UNIT TYPEAMPLIFIER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
1801AInterchangeable
interchangeable cross-reference
interchangeable
3743020-3Interchangeable
interchangeable cross-reference
interchangeable
413-0098Interchangeable
interchangeable cross-reference
interchangeable
380238Interchangeable
interchangeable cross-reference
interchangeable
451136Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1801A?
1801A is a MICROCIRCUIT,DIGITAL.
What parts can replace 1801A?
There are 5 known substitutes for 1801A: 1801A, 3743020-3, 413-0098 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1801A?
1801A is cataloged in the Federal Logistics Information System (FLIS) under NSN 6625-00-135-6978. 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