74377 8-bit D flip-flop with clock enable. +----------+ +----------------+ /CLKEN |1 +--+ 20| VCC |/CEN|CLK| D | Q | Q1 |2 19| Q8 |----+---+---+---| D1 |3 18| D8 | 1 | X | X | - | D2 |4 17| D7 | 0 | / | 0 | 0 | Q2 |5 74 16| Q7 | 0 | / | 1 | 1 | Q3 |6 377 15| Q6 | 0 |!/ | X | - | D3 |7 14| D6 +----------------+ D4 |8 13| D5 Q4 |9 12| Q5 GND |10 11| CLK +----------+ [This information is part of the GIICM]