5962-01-105-2207 (54LS668)
NSN 5962-01-105-2207 (NIIN 01-105-2207) 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 54LS668 (Texas Instruments Incorporated, CAGE 01295); also referenced as SN54LS668J, SN74LS668J, SNC54LS668J (Texas Instruments Incorporated), plus 1 more in the reference table below.
Key specs: 1 counter, decade, up/down; dual-in-line ceramic and glass enclosure; hermetically sealed, w/buffered output, fast carry, synchronous; 100 mW power dissipation; 7 V maximum power source voltage; -55 to 125 °C operating range; full characteristics table below. NIIN assigned December 1980; DEMIL Q (Commerce Control List); ESD/EMI-sensitive; unit of issue EA (each), $166.01 gov standard price; export Schedule B 8542.90.0000; ships at 0.03 lb / 0.0029 cu ft.