74174, 40174 6-bit D flip-flop with reset. +----------+ +----------------+ /RST |1 +--+ 16| VCC |/RST|CLK| D | Q | Q0 |2 15| Q6 |----+---+---+---| D0 |3 14| D5 | 0 | X | X | 0 | D1 |4 74 13| D4 | 1 | / | 0 | 0 | Q1 |5 174 12| Q4 | 1 | / | 1 | 1 | D2 |6 11| D3 | 1 |!/ | X | - | Q2 |7 10| Q3 +----------------+ GND |8 9| CLK +----------+