| Item Name | Microcircuit Digital |
| Federal Supply Group (FSG) | Electrical and Electronic Equipment Components |
| Federal Supply Class (FSC) | 5962 Microcircuits Electronic |
| National Item Identification Number (NIIN) | 01-068-6547 (010686547) |
| NCB Code | USA (01) |
| Manufacturer | National Semiconductor Corporation, Northrop Grumman Systems Corporation, Intersil Corporation |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 74C221 | national semiconductor corporation | microcircuit digital | 12040 | RFQ |
| 971214-221 | northrop grumman systems corporation | microcircuit digital | 06481 | RFQ |
| HD-1-54C221 | intersil corporation | microcircuit digital | 34371 | RFQ |
| MM54C221J | national semiconductor corporation | microcircuit digital | 27014 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ADAQ | BODY LENGTH | 0.785 INCHES MAXIMUM |
| ADAT | BODY WIDTH | 0.291 INCHES MAXIMUM |
| ADAU | BODY HEIGHT | 0.160 INCHES MAXIMUM |
| AEHX | MAXIMUM POWER DISSIPATION RATING | 500.0 MILLIWATTS |
| AFGA | OPERATING TEMP RANGE | -55.0 TO 125.0 DEG CELSIUS |
| AFJQ | STORAGE TEMP RANGE | -65.0 TO 150.0 DEG CELSIUS |
| CBBL | FEATURES PROVIDED | COMPLEMENTARY OUTPUTS AND BURN IN AND ELECTROSTATIC SENSITIVE AND NEGATIVE EDGE TRIGGERED AND HERMETICALLY SEALED AND POSITIVE OUTPUTS AND MONOSTABLE AND RESETTABLE AND W/CLEAR AND W/INDEPENDENT OUTPUTS AND 2-STATE OUTPUT |
| CQSJ | INCLOSURE MATERIAL | CERAMIC AND GLASS |
| CQSZ | INCLOSURE CONFIGURATION | DUAL-IN-LINE |
| CQWX | OUTPUT LOGIC FORM | TRANSISTOR-TRANSISTOR LOGIC |
| CQZP | INPUT CIRCUIT PATTERN | DUAL 3 INPUT |
| CSSL | DESIGN FUNCTION AND QUANTITY | 2 MULTIVIBRATOR,MONOSTABLE |
| CTFT | CASE OUTLINE SOURCE AND DESIGNATOR | D-2 MIL-M-38510 |
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