TC4538BP/BF TOSHIBA CMOS Digital Integrated Circui.
Toshiba Semiconductor
TC4538BF - DUAL PRECISION RETRIGGERABLE/RESETTABLE MONOSTABLE MULTIVIBRATOR
TC4538BP/BF TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic TC4538BP, TC4538BF TC4538BP/TC4538BF Dual Precision Retriggerable/Resettable M.