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BUY M74HC257B1R https://www.utsource.net/itm/p/11715375.html
IC MULTIPLEXER QUAD 2CH 16-DIP
Description: The M74HC257B1R is a high-speed CMOS logic quad 2-input multiplexer fabricated with silicon gate C2MOS technology. Features: - High speed: tPD = 8.0 ns (typ.) at VCC = 6.0 V - Low power dissipation: ICC = 2 μA (max) at Ta = 25°C - High noise immunity: VNIH = VNIL = 28% VCC (min) - High output drive capability: 10 LSTTL loads - Balanced propagation delays: tPLH tPHL - Wide operating voltage range: VCC (opr) = 2.0 to 6.0 V Applications: - Interface with other logic families - Memory address multiplexing - Data selector/multiplexer - High speed bipolar to MOS conversion - Clock distribution (For reference only)