741832 Hex 2-input OR gates/line drivers. +----------+ +-----------+ 5B |1 +--+ 20| 5A | A | B | Y | Y = A+B 6Y |2 19| 5Y |---+---+---| 6A |3 18| 4B | 0 | 0 | 0 | 6B |4 17| 4A | 0 | 1 | 1 | VCC |5 741 16| 4Y | 1 | 0 | 1 | 1A |6 832 15| GND | 1 | 1 | 1 | 1B |7 14| 3Y +-----------+ 1Y |8 13| 3B 2A |9 12| 3A 2B |10 11| 2Y +----------+ [This information is part of the GIICM]