STMicroelectronics

M74HC74TTR

M74HC74TTR Description

The M74HC74TTR is a dual D-type flip-flop integrated circuit (IC) from STMicroelectronics, designed to provide reliable and efficient digital storage functions. This IC is part of the 74HC series, known for its high-speed CMOS technology, which ensures low power consumption and high performance. The M74HC74TTR features a clock frequency of up to 67 MHz, making it suitable for high-speed digital applications. It operates within a voltage range of 2V to 6V, offering flexibility in power supply requirements.

Each flip-flop in the M74HC74TTR has a set (preset) and reset function, allowing for precise control over the stored data. The output type is complementary, providing both true and complement outputs, which is beneficial for various digital logic applications. The flip-flops are triggered on the positive edge of the clock signal, ensuring synchronized data handling. The IC has a quiescent current of only 2 µA, contributing to its low power consumption, which is crucial for battery-operated and energy-efficient systems.

The M74HC74TTR is housed in a 14-pin TSSOP package, which is suitable for surface-mount technology (SMT), facilitating easy integration into compact and high-density PCB designs. The package is available in tape and reel format (TR), ensuring efficient handling and assembly in automated manufacturing processes.

M74HC74TTR Features

• High-Speed Performance: With a maximum clock frequency of 67 MHz, the M74HC74TTR ensures fast data processing and storage, ideal for high-speed digital systems.
• Low Power Consumption: Operating within a voltage range of 2V to 6V and featuring a quiescent current of 2 µA, this IC is energy-efficient, making it suitable for low-power applications.
• Dual D-Type Flip-Flops: Each flip-flop includes set (preset) and reset functions, providing versatile control over digital data storage.
• Positive Edge Triggering: Ensures synchronized data handling, which is critical for reliable digital circuit operations.
• Complementary Outputs: Both true and complement outputs are available, enhancing the IC's versatility in digital logic applications.
• Surface-Mount Technology (SMT): The 14-pin TSSOP package is ideal for compact and high-density PCB designs, facilitating easy integration into modern electronic systems.
• Environmental Compliance: The M74HC74TTR is REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental standards.
• Moisture Sensitivity Level (MSL): Rated at MSL 1 (unlimited), the IC is suitable for various environmental conditions without additional moisture protection.

M74HC74TTR Applications

The M74HC74TTR is ideal for a wide range of digital applications, including:

• Digital Storage: Used in systems requiring reliable data storage and retrieval, such as memory modules and digital registers.
• Clock Management: Ideal for synchronizing clock signals in digital circuits, ensuring accurate timing and data integrity.
• Control Systems: Suitable for applications where precise control over digital signals is required, such as in microcontroller-based systems.
• Communication Systems: Used in digital communication circuits for data buffering and synchronization.
• Consumer Electronics: Found in various consumer electronics devices where compact and efficient digital storage solutions are needed.

Conclusion of M74HC74TTR

The M74HC74TTR from STMicroelectronics is a high-performance dual D-type flip-flop IC that offers a combination of speed, low power consumption, and versatility. Its high-speed operation, low quiescent current, and complementary outputs make it an excellent choice for a variety of digital applications. The surface-mount package ensures easy integration into modern PCB designs, while its environmental compliance and moisture sensitivity level make it suitable for a wide range of operating conditions. Although the product is now obsolete, its technical specifications and performance benefits continue to make it a valuable component for existing systems and legacy designs.