type-D flip-flop

A clock flip-flop with a D (data) synchronous input, sometimes x and x synchronous inputs. The data is brought in on the D line ahead of the clock pulse. Also called a “delay” flip-flop or “shift” flip-flop.; 一种与数据同步输入，有时与x和x同步输入的时钟触发器。数据比时钟脉冲先抵达数据线路。 有时也称作“延迟”触发器或“移位”触发器。