74VHC139 Overview
Truth Table cINPUTS duENABLE SELECT Pro t(s)G B A HXX te cL L L le duL L H so roL H L b PL H H - O teX : Don’t care ObsOoblestoelePteroPdruocdt(usc)t(-sO) bsoleFigure 3: Logic Diagram OUTPUTS Y0 Y1 Y2 Y3 HHHH L HHH HL HH HH LH HHH L This logic diagram has not be used to estimate propagation delays 2/12 74VHC139 Table.