ON Semiconductor MC74ACT74DG Dual D-Type Positive Edge-Triggered Flip-Flop
The ON Semiconductor MC74ACT74DG is a high-performance, dual D-type positive edge-triggered flip-flop integrated circuit that is designed to operate at exceptionally high speeds. This device is a member of the high-speed CMOS logic family and features two individual D-type flip-flops with direct clear and preset inputs. It is commonly used in applications that require efficient edge-triggered state storage and data manipulation.
The MC74ACT74DG is characterized by its ability to operate with a wide supply voltage range from 4.5V to 5.5V, making it compatible with TTL levels while offering the benefits of CMOS technology, such as reduced power consumption and increased noise immunity. This versatility allows for its use in a variety of digital systems, including computers, communication devices, and control systems.
Each flip-flop in the MC74ACT74DG has independent data, set, reset, and clock inputs, along with Q and Q-bar outputs. This configuration allows for flexible setup and hold times, which are critical for synchronous operations. The device's edge-triggered design ensures that the state of the flip-flop changes only at the rising edge of the clock signal, providing precise control over data transfer and storage processes.
The MC74ACT74DG comes in a compact SOIC-14 package, ensuring a small footprint on printed circuit boards, which is crucial for space-constrained applications. Its robust design ensures reliable performance over an extended temperature range, making it suitable for industrial and automotive environments.
Key features of the MC74ACT74DG include:
- High-speed CMOS technology
- Wide operating voltage range (4.5V to 5.5V)
- TTL-compatible inputs
- Individual direct clear and preset inputs
- Edge-triggered D-type inputs
- Complementary outputs (Q and Q-bar)
- Low power consumption
- Improved noise immunity
- Compact SOIC-14 packaging
Overall, the ON Semiconductor MC74ACT74DG is an excellent choice for designers looking for a reliable and efficient flip-flop solution that can meet the demands of high-speed digital applications.
