The 74ACTQ74 is a dual D-type flip-flop with asynchronous clear and set inputs and complementary outputs. It is positive edge-triggered and has high noise immunity and dynamic threshold performance.
The 74ACTQ74 is a dual D‑type flip‑flop with asynchronous clear and set inputs and complementary Q/Q̅ outputs. It uses Fairchild Quiet Series technology for low‑noise switching and improved dynamic threshold performance.
The document provides absolute maximum ratings, DC and AC electrical characteristics, noise measurement procedures, physical dimensions for SOIC, SOP and PDIP packages, and a life‑support policy disclaimer. This manual is written in Chinese.
| Supply Voltage (VCC) | 4.5 V to 5.5 V |
|---|---|
| Maximum Output Source or Sink Current (IO) | ± 50 mA |
| Maximum Clock Frequency (fMAX) | 125 MHz |
| Typical Propagation Delay (tPLH) | 3.0 ns |
The device operates with a supply voltage between 4.5 V and 5.5 V.
Each output pin can source or sink up to ± 50 mA.
The maximum clock frequency is specified as 125 MHz.