The Microcircuit,digital, cataloged under National Stock Number 5962-01-025-2591, 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 Fairchild Semiconductor Corp. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 47 commercial cross-references from 20 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5962-01-025-2591 |
| Primary Part Number | 74H21PC |
| Item Name | Microcircuit,digital |
| FSC / FSG | 5962 / 59 — No Item Name Available |
| Manufacturer | Fairchild Semiconductor Corp |
| Status | CANCELLED |
| Body Width | 0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN |
| Inclosure Material | CERAMIC |
| Terminal Surface Treatment | SOLDER |
| Output Logic Form | TRANSISTOR-TRANSISTOR LOGIC |
| Terminal Type and Quantity | 14 PRINTED CIRCUIT |
| Test Data Document | 81349-MIL-M-38510 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Specification/standard Data | 81349-MIL-M-38510/155 GOVERNMENT SPECIFICATION |
| Inclosure Configuration | DUAL-IN-LINE |
| Body Height | 0.140 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN |
| Maximum Power Dissipation Rating | 176.0 MILLIWATTS |
| Body Length | 0.796 INCHES MAXIMUM IN |
| Storage Temp Range | -65.0 TO 150.0 CELSIUS DEGC |
| Voltage Rating and Type Per Characteristic | -1.5 VOLTS MINIMUM POWER SOURCE AND 5.5 VOLTS MAXIMUM POWER SOURCE |
| Case Outline Source and Designator | D-1 MIL-M-38510 |
| Operating Temp Range | -55.0 TO 125.0 CELSIUS DEGC |
| Input Circuit Pattern | DUAL 4 INPUT |
| Features Provided | HERMETICALLY SEALED AND HIGH SPEED AND MONOLITHIC AND W/TOTEM POLE OUTPUT |
| Design Function and Quantity | 2 GATE, AND |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 74H21PC | Fairchild Semiconductor Corp (USA) |
| DM54H21D883B | National Semiconductor Corporation (USA) |
| 74H21 | Compaq Federal Llc (USA) |
| WC54H21 | Texas Instruments Incorporated (USA) |
| SN74H21 | Texas Instruments Incorporated (USA) |
| SN74H21N00 | Texas Instruments Incorporated (USA) |
| 1049717-1 | Raytheon Company Div Corp (USA) |
| 581R500L64 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| 1741-1299 | Lockheed Martin Corp Lockheed Martin Mission Systems (USA) |
| SN74H21JP4 | Texas Instruments Incorporated (USA) |
| 100-000119 | Data General Corporation (USA) |
| 845566-1 | Raytheon Company Div Corp (USA) |
| SN74H21AN | Texas Instruments Incorporated (USA) |
| DMS 83034B | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA) |
| 2387257-1 | Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin (USA) |
| 74H21N | Freescale Semiconductor, Inc. (USA) |
| 5962-3815503BCX | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 48-051051-02 | Northrop Grumman Systems Corporation Div Es Defensive Systems Division (USA) |
| M38510/15503BCB | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| M38510/15503BCA | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 5962-01-025-2591 is a Microcircuit,digital, manufactured by Fairchild Semiconductor Corp, classified under FSC 5962 (No Item Name Available). Status: cancelled.
NSN 5962-01-025-2591 has 47 cross-referenced part numbers: 74H21PC (Fairchild Semiconductor Corp), DM54H21D883B (National Semiconductor Corporation), 74H21 (Compaq Federal Llc), WC54H21 (Texas Instruments Incorporated), SN74H21 (Texas Instruments Incorporated) and 42 more.
There are 12 known substitutes for 5962-01-025-2591: 5962-00-632-8281, 5962-01-006-0179, 5962-01-013-2718 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 74H21PC: Body Width: 0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN; Inclosure Material: CERAMIC; Terminal Surface Treatment: SOLDER; Output Logic Form: TRANSISTOR-TRANSISTOR LOGIC. 18 total characteristics are documented in the Federal Logistics Information System.
NSN 5962-01-025-2591 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.