STMicroelectronics

74ACT74MTR

74ACT74MTR Description

The 74ACT74MTR is a dual D-type flip-flop IC manufactured by STMicroelectronics, designed for high-speed digital applications. This device features a clock frequency of 250 MHz, making it suitable for demanding digital circuits. Each flip-flop element supports one bit of data, with complementary outputs and positive edge triggering. The 74ACT74MTR operates within a supply voltage range of 4.5V to 5.5V and offers a maximum propagation delay of 10ns at 5V with a maximum load capacitance of 50pF. The device is available in a surface-mount 14SOP package, making it ideal for compact and high-density PCB designs.

74ACT74MTR Features

• High-Speed Performance: With a clock frequency of 250 MHz, the 74ACT74MTR ensures rapid data processing and synchronization in digital circuits.
• Complementary Outputs: The dual flip-flops provide both true and complement outputs, offering flexibility in circuit design and reducing the need for additional inverters.
• Positive Edge Triggering: Data is captured on the rising edge of the clock signal, ensuring reliable and predictable operation in synchronous digital systems.
• Low Quiescent Current: Consuming only 4 µA in the quiescent state, the 74ACT74MTR is energy-efficient, making it suitable for low-power applications.
• High Output Current Capability: The device can source and sink up to 24mA per output, providing robust drive capabilities for various loads.
• Wide Supply Voltage Range: Operating between 4.5V and 5.5V, the 74ACT74MTR offers compatibility with standard 5V digital systems.
• Compliance and Safety: The 74ACT74MTR is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.
• Moisture Sensitivity Level: MSL 1 (Unlimited) indicates that the device is not moisture-sensitive, simplifying storage and handling processes.

74ACT74MTR Applications

The 74ACT74MTR is ideal for a variety of applications where high-speed data processing and reliable digital synchronization are required. Specific use cases include:

• Digital Clock Circuits: The high clock frequency and edge-triggering capabilities make it suitable for generating and managing clock signals in digital systems.
• Data Latching: The dual D-type flip-flops can be used to temporarily store data bits, ensuring data integrity during transfer operations.
• Frequency Dividers: By cascading multiple flip-flops, the 74ACT74MTR can be used to divide clock frequencies, useful in creating lower-frequency clock signals for various digital components.
• Edge Detection Circuits: The positive edge triggering feature allows for precise edge detection, making it suitable for applications requiring accurate timing and synchronization.
• Digital Signal Processing: The high-speed performance and complementary outputs make it ideal for processing and conditioning digital signals in communication and control systems.

Conclusion of 74ACT74MTR

The 74ACT74MTR from STMicroelectronics is a versatile and high-performance dual D-type flip-flop IC, offering a combination of speed, reliability, and flexibility. Its high clock frequency, complementary outputs, and positive edge triggering make it suitable for a wide range of digital applications. Despite being marked as obsolete, the 74ACT74MTR remains a reliable choice for engineers and designers looking for a robust and efficient flip-flop solution. Its compliance with environmental and safety standards, along with its moisture sensitivity level, ensures ease of use and compatibility with modern manufacturing processes.