ON SEMICONDUCTOR
Monostable Multivibrator, 74HC4538, 35 ns, 2 V to 6 V, TSSOP-16
Monostable Multivibrator, 74HC4538, 35 ns, 5.2 mA, 2 V to 6 V, SOIC-16
Monostable Multivibrator, MC14538, 300 ns, 8.8 mA, 3 V to 18 V, SOIC-16