PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

128C921H03Microcircuit,digital

Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp · NSN 5962-00-574-4444 · FSC 5962 · No Item Name Available
Verified by PartsTable
NSN 5962-00-574-4444 — this item is cataloged by the U.S. Government under National Stock Number 5962-00-574-4444. Primary manufacturer part number: 128C921H03.
Features
  • Microcircuit,digital — FSC 5962
  • Operating Temp Range: -55.0 TO 125.0 CELSIUS DEGC
  • Body Height: 0.180 INCHES MAXIMUM IN
  • Terminal Surface Treatment: SOLDER
  • Test Data Document: 97942-128C921 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
  • Terminal Type and Quantity: 16 PRINTED CIRCUIT
  • Time Rating Per Chacteristic: 50.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 55.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
  • Voltage Rating and Type Per Characteristic: -1.5 VOLTS MINIMUM POWER SOURCE AND 5.5 VOLTS MAXIMUM POWER SOURCE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Microcircuit,digital, cataloged under National Stock Number 5962-00-574-4444, 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 Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5962-00-574-4444
Primary Part Number128C921H03
Item NameMicrocircuit,digital
FSC / FSG5962 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
StatusACTIVE
Operating Temp Range-55.0 TO 125.0 CELSIUS DEGC
Body Height0.180 INCHES MAXIMUM IN
Terminal Surface TreatmentSOLDER
Test Data Document97942-128C921 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING)
Terminal Type and Quantity16 PRINTED CIRCUIT
Time Rating Per Chacteristic50.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, LOW TO HIGH LEVEL OUTPUT AND 55.00 NANOSECONDS MAXIMUM PROPAGATION DELAY TIME, HIGH TO LOW LEVEL OUTPUT NS
Voltage Rating and Type Per Characteristic-1.5 VOLTS MINIMUM POWER SOURCE AND 5.5 VOLTS MAXIMUM POWER SOURCE
Design Function and Quantity1 SHIFT REGISTER
Features ProvidedMONOLITHIC AND HERMETICALLY SEALED AND NEGATIVE OUTPUTS AND POSITIVE OUTPUTS
Input Circuit Pattern2 CHANNEL
Storage Temp Range-65.0 TO 150.0 CELSIUS DEGC
Body Width0.280 INCHES MINIMUM IN
Inclosure ConfigurationDUAL-IN-LINE
Inclosure MaterialCERAMIC AND GLASS
Body Length0.785 INCHES MAXIMUM IN
Output Logic FormTRANSISTOR-TRANSISTOR LOGIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5962-01-097-3897 INTERCHANGEABLE
Microcircuit,digital
Cross-Reference Index
Part NumberManufacturer
S54165F Philips Semiconductors Inc (USA)
DM7590J National Semiconductor Corporation (USA)
DM54165J National Semiconductor Corporation (USA)
MC54165L Freescale Semiconductor, Inc. (USA)
Q532211264 Rheinmetall Air Defence Ag (CHE)
WC7590 National Semiconductor Corporation (USA)
WC7590 Philips Semiconductors Inc (USA)
WC7590 Freescale Semiconductor, Inc. (USA)
128C921H03 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA)
WC7590 Fairchild Semiconductor Corp (USA)
54165DM Fairchild Semiconductor Corp (USA)
Related Parts
5962-01-097-3897INTERCHANGEABLE
MICROCIRCUIT,DIGITAL

Frequently Asked Questions

What is NSN 5962-00-574-4444?

NSN 5962-00-574-4444 is a Microcircuit,digital, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5962 (No Item Name Available). Status: active.

What are the part numbers for NSN 5962-00-574-4444?

NSN 5962-00-574-4444 has 11 cross-referenced part numbers: S54165F (Philips Semiconductors Inc), DM7590J (National Semiconductor Corporation), DM54165J (National Semiconductor Corporation), MC54165L (Freescale Semiconductor, Inc.), Q532211264 (Rheinmetall Air Defence Ag) and 6 more.

What NSN replaces 5962-00-574-4444?

There is 1 known substitute for 5962-00-574-4444: 5962-01-097-3897. Verify interchangeability with system specifications before substitution.

What are the specifications of 128C921H03?

Key specifications for 128C921H03: Operating Temp Range: -55.0 TO 125.0 CELSIUS DEGC; Body Height: 0.180 INCHES MAXIMUM IN; Terminal Surface Treatment: SOLDER; Test Data Document: 97942-128C921 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING). 16 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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