Texas Instruments

SN74LS74ANS

SN74LS74ANS Description

The SN74LS74ANS is a dual D-type flip-flop IC designed for high-speed digital applications. Manufactured by Texas Instruments, this device is part of the 74LS series and is housed in a surface-mount package. It features two independent flip-flops, each capable of storing one bit of data. The SN74LS74ANS operates within a supply voltage range of 4.75V to 5.25V and has a maximum clock frequency of 33 MHz, making it suitable for a wide range of digital circuits.

SN74LS74ANS Features

• High-Speed Operation: With a maximum clock frequency of 33 MHz, the SN74LS74ANS ensures fast data processing and synchronization.
• Low Propagation Delay: The maximum propagation delay of 40ns at 5V and 15pF ensures minimal delay in signal transmission, enhancing overall system performance.
• Low Quiescent Current: Consuming only 8 mA of quiescent current, this IC is energy-efficient, making it ideal for applications where power consumption is a concern.
• Positive Edge Triggering: The flip-flops are triggered on the positive edge of the clock signal, providing precise control over data latching.
• Complementary Outputs: Each flip-flop provides complementary outputs, offering flexibility in circuit design and reducing the need for additional inverters.
• Wide Operating Temperature Range: The SN74LS74ANS operates reliably within a temperature range of 0°C to 70°C, making it suitable for various environmental conditions.
• Surface-Mount Packaging: The surface-mount package allows for compact and efficient PCB design, reducing the overall footprint and improving thermal performance.
• ROHS3 Compliant: This IC meets the stringent environmental standards of ROHS3, ensuring it is free from harmful substances and suitable for environmentally conscious applications.

SN74LS74ANS Applications

The SN74LS74ANS is ideal for a variety of applications in the electronics industry, including:

• Digital Circuits: Used in digital systems for data storage, synchronization, and timing control.
• Counters and Registers: Essential in building counters and shift registers, where precise data handling and timing are crucial.
• Communication Systems: Utilized in communication protocols for data buffering and synchronization.
• Microprocessor Systems: Provides reliable data storage and control functions in microprocessor-based systems.
• Automotive Electronics: Suitable for automotive applications due to its wide operating temperature range and robust performance.

Conclusion of SN74LS74ANS

The SN74LS74ANS is a versatile and high-performance dual D-type flip-flop IC that offers significant advantages over similar models. Its high-speed operation, low propagation delay, and low quiescent current make it an ideal choice for a wide range of digital applications. The complementary outputs and positive edge triggering provide flexibility and precision in circuit design. With its surface-mount packaging and ROHS3 compliance, the SN74LS74ANS is not only efficient but also environmentally friendly. Whether used in digital circuits, communication systems, or automotive electronics, the SN74LS74ANS delivers reliable performance and is a valuable component in modern electronic design.