BUY CD74HC27E https://www.utsource.net/itm/p/11644161.html

Description: The CD74HC27E is a high-speed CMOS logic quad 2-input NOR gate device. It is fabricated with sub-micron silicon gate and double-layer metal wiring C2MOS technology. Features: High-speed operation: tPD = 11 ns (typical) at VCC = 5 V Low power dissipation: ICC = 4 μA (max) at TA = 25°C High noise immunity: VNIH = VNIL = 28% VCC (min) Balanced propagation delays: tPLH tPHL Wide operating voltage range: VCC (opr) = 2 V to 6 V Applications: Logic buffer Address decoding Clock drivers Data selectors/multiplexers Data storage circuits Bus interface circuits Signal routing circuits (For reference only)