PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

635A843H01Microcircuit,digital

Northrop Grumman Support Services Corp · NSN 5962-01-128-7854 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-01-128-7854 — this item is cataloged by the U.S. Government under National Stock Number 5962-01-128-7854. Primary manufacturer part number: 635A843H01.
Features
  • Microcircuit,digital — FSC 5962
  • Body Width: 0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
  • Terminal Surface Treatment: SOLDER
  • Body Height: 0.130 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
  • Inclosure Material: CERAMIC
  • Maximum Power Dissipation Rating: 1.0 WATTS
  • Output Logic Form: TRANSISTOR-TRANSISTOR LOGIC
  • Input Circuit Pattern: 11 INPUT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,digital, cataloged under National Stock Number 5962-01-128-7854, 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 Northrop Grumman Support Services Corp. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5962-01-128-7854
Primary Part Number635A843H01
Item NameMicrocircuit,digital
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Support Services Corp
StatusACTIVE
Body Width0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
Terminal Surface TreatmentSOLDER
Body Height0.130 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
Inclosure MaterialCERAMIC
Maximum Power Dissipation Rating1.0 WATTS
Output Logic FormTRANSISTOR-TRANSISTOR LOGIC
Input Circuit Pattern11 INPUT
Operating Temp Range-55.0 TO 125.0 CELSIUS DEGC
Case Outline Source and DesignatorD-6 MIL-M-38510
Design Function and Quantity1 GENERATOR, CLOCK
Voltage Rating and Type Per Characteristic7.0 VOLTS MAXIMUM POWER SOURCE
Body Length0.960 INCHES MAXIMUM IN
Inclosure ConfigurationDUAL-IN-LINE
Features ProvidedHERMETICALLY SEALED AND BURN IN AND W/CLOCK AND W/RESET AND POSITIVE OUTPUTS
Test Data Document96906-MIL-STD-883 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS, INDIVIDUAL MANUFACTUREER STANDARDS, ETC.).
Storage Temp Range-65.0 TO 150.0 CELSIUS DEGC
Terminal Type and Quantity18 PRINTED CIRCUIT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5962-01-028-6127 INTERCHANGEABLE
Microcircuit,digital
5962-01-121-6441 INTERCHANGEABLE
Microcircuit,digital
5962-01-139-2445SM-A-873853 INTERCHANGEABLE
Microcircuit,digital
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5962-01-158-88557849731P1 INTERCHANGEABLE
Microcircuit,digital
Lockheed Martin Corporation Div Rms
5962-01-187-7224 INTERCHANGEABLE
Microcircuit,digital
5962-01-243-5965349-113-578 INTERCHANGEABLE
Microcircuit,digital
L3harris Interstate Electronics Corporation
5962-01-251-20618463A01-PC43 INTERCHANGEABLE
Microcircuit,digital
Northrop Grumman Systems Corporation Div Marine Systems
Cross-Reference Index
Part NumberManufacturer
8284A Intel Corp Sales Office (USA)
635A843H01 Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
MD8284A/B Renesas Electronics America Inc (USA)
635A843H01 PRIMARY Northrop Grumman Support Services Corp (USA)
Related Parts
5962-01-028-6127INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5962-01-121-6441INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5962-01-139-2445INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
SM-A-873853
5962-01-158-8855INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
7849731P1
5962-01-187-7224INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5962-01-243-5965INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
349-113-578
5962-01-251-2061INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
8463A01-PC43

Frequently Asked Questions

What is NSN 5962-01-128-7854?

NSN 5962-01-128-7854 is a Microcircuit,digital, manufactured by Northrop Grumman Support Services Corp, classified under FSC 5962 (No Item Name Available). Status: active.

What are the part numbers for NSN 5962-01-128-7854?

NSN 5962-01-128-7854 has 4 cross-referenced part numbers: 8284A (Intel Corp Sales Office), 635A843H01 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp), MD8284A/B (Renesas Electronics America Inc), 635A843H01 (Northrop Grumman Support Services Corp).

What NSN replaces 5962-01-128-7854?

There are 7 known substitutes for 5962-01-128-7854: 5962-01-028-6127, 5962-01-121-6441, 5962-01-139-2445 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 635A843H01?

Key specifications for 635A843H01: Body Width: 0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN; Terminal Surface Treatment: SOLDER; Body Height: 0.130 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN; Overall Height: 0.400 INCHES MAXIMUM IN. 18 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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