The Microcircuit, cataloged under National Stock Number 1270-01-070-3245, is classified within Federal Supply Class 1270 (Aircraft Gunnery Fire Control Components) of the Fire Control Equipment group. The manufacturer of record is Rockwell Collins, Inc. Dba Rc Displays Systems. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1270-01-070-3245 |
| Primary Part Number | PC73530-1 |
| Item Name | Microcircuit |
| FSC / FSG | 1270 / 12 — Aircraft Gunnery Fire Control Components |
| Manufacturer | Rockwell Collins, Inc. Dba Rc Displays Systems |
| Status | ACTIVE |
| General Characteristics Item Description | MARKING OF DEVICE SHALL BE PERMANENT IN ACCORDANCE WITH MIL-STD-883 METHOD 2008 TEST CONDITION B;LEAD MATERIAL SHALL BE PER MIL-M-38510,LEAD FINISHSHALL BE HOT SOLDER DIP OR BRIGHT ACIDTIN PLATE PER MIL-M-38510;INDEX AREA NOTCH OR PIN ONE IDENTIFICATION MARK SHALL BE LOCATED ADJACENT TO PIN ONE ANDSHALL BE LOCATED WITHIN THE SHADED AREA SHOWN;MATERIALS CASE IS CERAMIC LEADMATERIAL AND FINISH SHALL BE PER PARAGRAPH 3.3.3;BASIC PIN SPACING IS .100 BETWEEN CENTERLINES;VOLTAGE BETWEEN V+ AND V- TERMINALS 32;OUTPUT SHORT CIRCUIT DURATION INDEFINITE;OPERATING TEMP RANGE -55 TO 125;STORAGE TEMPERATURE RANGE -65 TO 150 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| PC73530-1 | Exar Integrated Systems (USA) |
| MPL264 | Texas Instruments Incorporated (USA) |
| PC73530-1 PRIMARY | Rockwell Collins, Inc. Dba Rc Displays Systems (USA) |
| Reference | Meaning |
|---|---|
| PC73530-1 | 5/9 Secondary reference Texas Instruments Incorporated |
| HL27692 | C/1 Advisory reference — outside the item-of-supply concept Fairchild Semiconductor Corp |
| 11780090 | 7/2 Vendor item drawing reference Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
NSN 1270-01-070-3245 is a Microcircuit, manufactured by Rockwell Collins, Inc. Dba Rc Displays Systems, classified under FSC 1270, Aircraft Gunnery Fire Control Components. Status: active.
NSN 1270-01-070-3245 has 3 manufacturer part numbers on file: PC73530-1 (Exar Integrated Systems), MPL264 (Texas Instruments Incorporated), PC73530-1 (Rockwell Collins, Inc. Dba Rc Displays Systems).
Key specifications for PC73530-1: General Characteristics Item Description: MARKING OF DEVICE SHALL BE PERMANENT IN ACCORDANCE WITH MIL-STD-883 METHOD 2008 TEST CONDITION B;LEAD MATERIAL SHALL BE PER MIL-M-38510,LEAD FINISHSHALL BE HOT SOLDER DIP OR BRIGHT ACIDTIN PLATE PER MIL-M-38510;INDEX AREA NOTCH OR PIN ONE IDENTIFICATION MARK SHALL BE LOCATED ADJACENT TO PIN ONE ANDSHALL BE LOCATED WITHIN THE SHADED AREA SHOWN;MATERIALS CASE IS CERAMIC LEADMATERIAL AND FINISH SHALL BE PER PARAGRAPH 3.3.3;BASIC PIN SPACING IS .100 BETWEEN CENTERLINES;VOLTAGE BETWEEN V+ AND V- TERMINALS 32;OUTPUT SHORT CIRCUIT DURATION INDEFINITE;OPERATING TEMP RANGE -55 TO 125;STORAGE TEMPERATURE RANGE -65 TO 150; End Item Identification: 1270-01-072-4555. 1 specification is 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 1270-01-070-3245 has DEMIL Code D. 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.