DM74151A Overview
These data selectors multiplexers contain full on-chip decoding to select the desired data source The 150 selects one-of-sixteen data sources the 151A selects one-of-eight data sources The 150 and 151A have a strobe input which must be at a low logic level to enable these devices A high level at the strobe forces the W output high and the Y output (as applicable) low The 151A.