5962-01-509-4491 (0699-0454)
NSN 5962-01-509-4491 (NIIN 01-509-4491) 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 0699-0454 (Keysight Technologies Inc, CAGE 7ZXR5); also referenced as 1820-3191 (Hewlett-Packard Company); PTF56-2500BT-13 (Vishay Dale Electronics, LLC); 74HC257N, 74HC257N1 (Philips Semiconductors Inc).
Key specs: 4 multiplexer; dual-in-line plastic enclosure; 3-state output, high speed, schottky; -0.5 to 7 V input voltage; 0 to 70 °C operating range; full characteristics table below. NIIN assigned June 2003; DEMIL A (none required); ESD/EMI-sensitive; unit of issue EA (each), $159.71 gov standard price; export Schedule B 8542.90.0000.