74HCT74BQ-G Dual D-type flip-flop with set and reset; positive-edge trigger - Description: Dual D-Type Flip-Flop with Set and Reset; Positive-Edge Trigger; TTL Enabled ; Fmax: 59 MHz; Logic switching levels: TTL ; Number of pins: 14 ; Output drive capability: +/- 4 mA ; Power dissipation considerations: Low Power ; Propagation delay: 15 ns; Voltage: 4.5-5.5 V