(GENERAL PURPOSE RECEIVERS)
Eight-Channel Line Receivers

    +-----------+
 1S |1  +--+  20| VCC
 1A |2        19| 1Y
 2A |3        18| 2Y
 3A |4        17| 3Y
 4A |5  DS75  16| 4Y
 5A |6  129   15| 5Y
 6A |7        14| 6Y
 7A |8        13| 7Y
 8A |9        12| 8Y
GND |10       11| 2S
    +-----------+