The Microcircuit,digital, cataloged under National Stock Number 5962-01-004-1269, is classified within Federal Supply Class 5962 (Microcircuits, Electronic) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Texas Instruments Incorporated. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 11 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5962-01-004-1269 |
| Primary Part Number | SN74LS139N |
| Item Name | Microcircuit,digital |
| FSC / FSG | 5962 / 59 — Microcircuits, Electronic |
| Manufacturer | Texas Instruments Incorporated |
| Status | ACTIVE |
| Input Circuit Pattern | DUAL 3 INPUT |
| Inclosure Material | PLASTIC |
| Terminal Surface Treatment | SOLDER |
| Design Function and Quantity | 2 DECODER, TWO TO FOUR LINE |
| Body Width | 0.245 INCHES MINIMUM AND 0.280 INCHES MAXIMUM IN |
| Body Height | 0.180 INCHES MAXIMUM IN |
| Features Provided | MONOLITHIC AND LOW POWER AND SCHOTTKY AND W/ENABLE |
| Inclosure Configuration | DUAL-IN-LINE |
| Current Rating Per Characteristic | 11.00 MILLIAMPERES MAXIMUM SUPPLY |
| Body Length | 0.785 INCHES MAXIMUM IN |
| Storage Temp Range | -65.0 TO 150.0 CELSIUS DEGC |
| Output Logic Form | TRANSISTOR-TRANSISTOR LOGIC |
| Voltage Rating and Type Per Characteristic | 7.0 VOLTS MAXIMUM POWER SOURCE |
| Operating Temp Range | +0.0 TO 70.0 CELSIUS DEGC |
| Terminal Type and Quantity | 16 PRINTED CIRCUIT |
| Maximum Power Dissipation Rating | 34.0 MILLIWATTS |
| Time Rating Per Chacteristic | 38.00 NANOSECONDS MAXIMUM DELAY NS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| U74LS139 | Leonardo Tactical Systems (GBR) |
| 57-006-4139 | Rocc Computers Ltd (GBR) |
| DM74LS139N | Fairchild Semiconductor Corp (USA) |
| 664221001411 | Thales Avs France SAS (FRA) |
| 31-0843 | Racal Instruments Wireless Solutions Ltd, an Aeroflex Company (GBR) |
| BL2193265 | Rohde & Schwarz Gmbh & Co. Kommanditgesellschaft Dba R & S (DEU) |
| SN74LS139N | Texas Instruments France (FRA) |
| SN74LS139N PRIMARY | Texas Instruments Incorporated (USA) |
| 5242-27 | Raytheon Company Div Rmd Strategic (USA) |
| 510002960 | Weston Aerospace Ltd Div Weston Aerospace Ltd (GBR) |
| CS700001-2090 | Leonardo Mw Ltd (GBR) |
| Reference | Meaning |
|---|---|
| 000-0030-955 | 5/2 Secondary reference U.S. Government activity |
| N74LS139B | 5/9 Secondary reference Philips Semiconductors Inc |
| 510002960 | 5/9 Secondary reference Esterline Sensors Services Americas Inc Div Esterline Sensors Servces Americas Inc. |
| DM74LS139N | 5/9 Secondary reference National Semiconductor Corporation |
| U74LS139 | 5/9 Secondary reference Drs Rugged Systems (europe) Ltd |
NSN 5962-01-004-1269 is a Microcircuit,digital, manufactured by Texas Instruments Incorporated, classified under FSC 5962, Microcircuits, Electronic. Status: active.
NSN 5962-01-004-1269 has 11 manufacturer part numbers on file: U74LS139 (Leonardo Tactical Systems), 57-006-4139 (Rocc Computers Ltd), DM74LS139N (Fairchild Semiconductor Corp), 664221001411 (Thales Avs France SAS), 31-0843 (Racal Instruments Wireless Solutions Ltd, an Aeroflex Company) and 6 more.
Key specifications for SN74LS139N: Input Circuit Pattern: DUAL 3 INPUT; Inclosure Material: PLASTIC; Terminal Surface Treatment: SOLDER; Design Function and Quantity: 2 DECODER, TWO TO FOUR LINE. 17 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 5962-01-004-1269 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.