标签: dm74154

   Eachorthese4-line-to-16-linedecodersutilizesTTLcircuitrytodecodefourbinary-codedinputsintooneofsixteenmutuallyexclusiveoutputswhenboththestrobeinputs,G1andG2,arelow.Thedemultiplexingfunctionisperformedbyusingthe4inputlinestoaddresstheoutputline,passingdatafromoneofthestrobeinputswiththeotherstrobeinputlow.Wheneitherstrobeinputishigh,alloutputsarehigh.Thesedemultiplexersareideallysuitedforimplementinghigh-performancememorydecoders.Allinputsarebufferedandinputclampingdiodesareprovidedtominimizetransmission-lineeffectsandtherebysimplifysystemdesign.……