SN74163N

Synchronous 4-Bit Binary Counter with Synchronous Clear, standard 16-pin plastic dual-in-line package footprint manufactured by Texas Instruments. Houses internal look-ahead carry channels to achieve rapid, ripple-free multi-stage cascading counter configurations under unified clock cycles. Primarily utilized in programmable interval timers, digital wave generators, and high-frequency digital tracking registers. Industry exact equivalents include Signetics SN74163N, Fairchild DM74163N, Motorola MC74163N, and NTE74163. Historical equipment applications include Capcom CP System I graphics sub-panels, Sega Dreamcast arcade variants, Kurzweil K2000 mainboards, Stern digital pinball system controllers, and Ensoniq TS-10 synthesizers.