PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1820-4437Microcircuit,digital

Keysight Technologies Inc · NSN 5962-01-323-1865 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-01-323-1865 — this item is cataloged by the U.S. Government under National Stock Number 5962-01-323-1865. Primary manufacturer part number: 1820-4437.
Features
  • Microcircuit,digital — FSC 5962
  • Operating Temp Range: +0.0 TO 70.0 CELSIUS DEGC
  • Storage Temp Range: -65.0 TO 150.0 CELSIUS DEGC
  • Body Height: 0.180 INCHES MAXIMUM IN
  • Terminal Surface Treatment: SOLDER
  • Input Circuit Pattern: 7 INPUT
  • Output Logic Form: COMPLEMENTARY-METAL OXIDE-SEMICONDUCTOR LOGIC
  • Inclosure Configuration: DUAL-IN-LINE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,digital, cataloged under National Stock Number 5962-01-323-1865, is classified within Federal Supply Class 5962 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Keysight Technologies Inc. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5962-01-323-1865
Primary Part Number1820-4437
Item NameMicrocircuit,digital
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerKeysight Technologies Inc
StatusACTIVE
Operating Temp Range+0.0 TO 70.0 CELSIUS DEGC
Storage Temp Range-65.0 TO 150.0 CELSIUS DEGC
Body Height0.180 INCHES MAXIMUM IN
Terminal Surface TreatmentSOLDER
Input Circuit Pattern7 INPUT
Output Logic FormCOMPLEMENTARY-METAL OXIDE-SEMICONDUCTOR LOGIC
Inclosure ConfigurationDUAL-IN-LINE
Body Width0.295 INCHES MAXIMUM IN
Design Function and Quantity1 LATCH AND 1 DECODER, LAMP DRIVER, SEVEN SEGMENT
Body Length0.785 INCHES MAXIMUM IN
Terminal Type and Quantity16 PRINTED CIRCUIT
Voltage Rating and Type Per Characteristic-0.5 VOLTS MINIMUM POWER SOURCE AND 18.0 VOLTS MAXIMUM POWER SOURCE
Features ProvidedMONOLITHIC
Inclosure MaterialPLASTIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
1560-00-036-6445123CSP10028-511 INTERCHANGEABLE
Skin,aircraft
Northrop Grumman Systems Corporation
5310-00-239-805714-543 INTERCHANGEABLE
Washer,special
Daburn Wire & Cable Corp
1005-00-477-5022 INTERCHANGEABLE
Slide Assembly,shot
Cross-Reference Index
Part NumberManufacturer
1820-4437 Keysight Technologies, Inc. (USA)
1820-4437 Hewlett-Packard Company Dba HP (USA)
MC74HC4543N Freescale Semiconductor, Inc. (USA)
MC14543 Freescale Semiconductor, Inc. (USA)
1820-4437 PRIMARY Keysight Technologies Inc (USA)
MC74HC4543N On Semiconductor Corporation (USA)
14543 Jdr Microdevices, Inc Dba Computer Products (USA)
Related Parts
1560-00-036-6445INTERCHANGEABLE
SKIN,AIRCRAFT
123CSP10028-511
5310-00-239-8057INTERCHANGEABLE
WASHER,SPECIAL
14-543
1005-00-477-5022INTERCHANGEABLE
SLIDE ASSEMBLY,SHOT

Frequently Asked Questions

What is NSN 5962-01-323-1865?

NSN 5962-01-323-1865 is a Microcircuit,digital, manufactured by Keysight Technologies Inc, classified under FSC 5962 (No Item Name Available). Status: active.

What are the part numbers for NSN 5962-01-323-1865?

NSN 5962-01-323-1865 has 7 cross-referenced part numbers: 1820-4437 (Keysight Technologies, Inc.), 1820-4437 (Hewlett-Packard Company Dba HP), MC74HC4543N (Freescale Semiconductor, Inc.), MC14543 (Freescale Semiconductor, Inc.), 1820-4437 (Keysight Technologies Inc) and 2 more.

What NSN replaces 5962-01-323-1865?

There are 3 known substitutes for 5962-01-323-1865: 1560-00-036-6445, 5310-00-239-8057, 1005-00-477-5022. Verify interchangeability with system specifications before substitution.

What are the specifications of 1820-4437?

Key specifications for 1820-4437: Operating Temp Range: +0.0 TO 70.0 CELSIUS DEGC; Storage Temp Range: -65.0 TO 150.0 CELSIUS DEGC; Body Height: 0.180 INCHES MAXIMUM IN; Terminal Surface Treatment: SOLDER. 14 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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