5962-01-074-1691 (5409DM)
NSN 5962-01-074-1691 (NIIN 01-074-1691) is a digital microcircuit in Federal Supply Class 5962, Microcircuits, Electronic — a microcircuit specifically designed to generate, modify, or process electrical signals which operate with two distinct or binary states. Manufacturer part number 5409DM (Fairchild Semiconductor Corp, CAGE 07263); also referenced as Q532211226 (Rheinmetall Air Defence Ag).
Key specs: 4 gate, and; dual-in-line ceramic enclosure; hermetically sealed; -55 to 125 °C operating range; full characteristics table below. NIIN assigned March 1979; DEMIL B (USML, demil required); ESD/EMI-sensitive; export Schedule B 8542.90.0000. Related NSN 5962-01-095-3613.