Monostable multiharmonic oscillator

XD14538Two-way, retriggerable, resettable monostable multivibrator DIP-16 2V-6V 2 Standard CMOS Datasheet
XD4538Automotive high-speed CMOS logic dual-way retrigger precision monostable multifrequency oscillator DIP-16 2V-6V 2 Standard CMOS Datasheet