| 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) | 01-166-9372 (011669372) |
| NCB Code | USA (01) |
| Manufacturer | Fairchild Semiconductor Corp |
| Part Number | Manufacturer | Item Name | Cage Code | RFQ |
|---|---|---|---|---|
| 54LS257DMQB | fairchild semiconductor corp | microcircuit digital | 07263 | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABKW | OVERALL HEIGHT | 0.365 INCHES MAXIMUM |
| ADAQ | BODY LENGTH | 0.755 INCHES MINIMUM AND 0.785 INCHES MAXIMUM |
| ADAT | BODY WIDTH | 0.245 INCHES MINIMUM AND 0.271 INCHES MAXIMUM |
| ADAU | BODY HEIGHT | 0.185 INCHES NOMINAL |
| 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 | 3-STATE OUTPUT AND HIGH IMPEDANCE AND LOW POWER AND SCHOTTKY AND HIGH SPEED AND HERMETICALLY SEALED |
| CQSJ | INCLOSURE MATERIAL | CERAMIC |
| CQSZ | INCLOSURE CONFIGURATION | DUAL-IN-LINE |
| CQWX | OUTPUT LOGIC FORM | TRANSISTOR-TRANSISTOR LOGIC |
| CQZP | INPUT CIRCUIT PATTERN | 10 INPUT |
| CSSL | DESIGN FUNCTION AND QUANTITY | 4 MULTIPLEXER |
| CWSG | TERMINAL SURFACE TREATMENT | SOLDER |
| CZEN | VOLTAGE RATING AND TYPE PER CHARACTERISTIC | 5.5 VOLTS NOMINAL POWER SOURCE |
| TEST | TEST DATA DOCUMENT | 96906-MIL-STD-883 STANDARD (INCLUDES INDUSTRY OR ASSOCIATION STANDARDS,INDIVIDUAL MANUFACTUREER STANDARDS,ETC.). |
| TTQY | TERMINAL TYPE AND QUANTITY | 16 PRINTED CIRCUIT |
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