MM74HC4538 Dual Retriggerable Monostable Multivibr.
MM74HC4538 - Dual Retriggerable Monostable Multivibrator
MM74HC4538 Dual Retriggerable Monostable Multivibrator February 1984 Revised August 2000 MM74HC4538 Dual Retriggerable Monostable Multivibrator Gene.