+---+--+---+ +---+---*---+ _ 1LE |1 +--+ 16| VCC | LE| A | R | Y = R$P P |2 15| 1A +===+===*===+ 1Y |3 14| 2LE | 0 | X | - | 2Y |4 13| 2A | 1 | 0 | 0 | 3Y |5 4054 12| 3LE | 1 | 1 | 1 | 4Y |6 11| 3A +---+---*---+ VEE |7 10| 4LE GND |8 9| 4A +----------+