7411374 8-bit 3-state D flip-flop. +----------+ +---------------+ Q1 |1 +--+ 24| /OE |/OE|CLK| D | Q | Q2 |2 23| D1 |---+---+---+---| Q3 |3 22| D2 | 1 | X | X | Z | Q4 |4 21| D3 | 0 | / | 0 | 0 | GND |5 20| D4 | 0 | / | 1 | 1 | GND |6 7411 19| VCC | 0 |!/ | X | - | GND |7 374 18| VCC +---------------+ GND |8 17| D5 Q5 |9 16| D6 Q6 |10 15| D7 Q7 |11 14| D8 Q8 |12 13| CLK +----------+ [This information is part of the GIICM]