BUY 74HC423N,652 https://www.utsource.net/itm/p/7546567.html
Monostable Multivibrator 20ns 16-DIP
Description: The 74HC423N is a high-speed CMOS logic dual 4-bit binary up/down counter fabricated with silicon gate C2MOS technology. Features: High speed: tPHL = 12 ns (typ.) at VCC = 5 V Low power consumption: ICC = 1 μA (max) at Ta = 25°C High noise immunity: VNIH = VNIL = 28% VCC (min) Balanced propagation delays: tPLH tPHL Fully static operation Wide operating voltage range: VCC (opr) = 2 V to 6 V High output current: IOH = 4 mA, IOL = 5 mA Applications: Frequency division Clock divider Programmable divider Pulse width modulation Pulse position modulation Time delay generation (For reference only)