7411534 8-bit 3-state inverting 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 | 1 | GND |5 20| D4 | 0 | / | 1 | 0 | GND |6 7411 19| VCC | 0 |!/ | X | - | GND |7 534 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]