Texas Instruments CD14538BM, Dual Monostable Multivibrator 4.2mA, 16-Pin SOIC

Texas Instruments range of Monstable/Astable Multivibrators and Programmable Timers from the 4000 Series CMOS Logic Family

4000 CMOS Logic Family, Texas Instruments

CMOS Family devices
Wide operating voltage range: 3 to 18V