7411802 Triple 4-input OR/NOR gates with buffered complementary outputs. +----------+ +-----------------------+ 1A |1 +--+ 24| 1B | A | B | C | D | Y |/Y | Y = A+B+C+D 1Y |2 23| 1C |---+---+---+---+---+---| /1Y |3 22| 1D | 0 | 0 | 0 | 0 | 0 | 1 | 2Y |4 21| 2A | 0 | 0 | 0 | 1 | 1 | 0 | GND |5 20| 2B | 0 | 0 | 1 | X | 1 | 0 | GND |6 7411 19| VCC | 0 | 1 | X | X | 1 | 0 | GND |7 802 18| VCC | 1 | X | X | X | 1 | 0 | GND |8 17| 2C +-----------------------+ /2Y |9 16| 2D 3Y |10 15| 3A /3Y |11 14| 3B 3D |12 13| 3C +----------+ [This information is part of the GIICM]