Texas Instruments

SN74ALS174D

SN74ALS174D Description

The SN74ALS174D is a single 6-bit D-type flip-flop designed by Texas Instruments, a leading manufacturer in the electronics industry. This IC is part of the 74ALS series and is housed in a 16-pin SOIC package, making it suitable for surface-mount applications. The device operates within a supply voltage range of 4.5V to 5.5V and is optimized for a clock frequency of up to 50 MHz, ensuring high-speed performance in digital circuits.

SN74ALS174D Features

• High-Speed Operation: With a maximum propagation delay of 17ns at 5V and a 50pF load, the SN74ALS174D ensures rapid data transfer and processing, making it ideal for high-speed digital applications.
• Positive Edge Triggering: The flip-flop is triggered on the positive edge of the clock signal, providing precise timing control and synchronization.
• Master Reset Functionality: The device includes a master reset feature, allowing for the synchronous reset of all flip-flops, which is essential for initializing circuits and ensuring reliable operation.
• Low Quiescent Current: Consuming only 19 mA in quiescent mode, the SN74ALS174D is energy-efficient, making it suitable for applications where power consumption is a critical consideration.
• Robust Output Current Capability: The flip-flop can source 400µA and sink 8mA, providing strong output drive capabilities for driving various loads.
• Compliance and Reliability: The SN74ALS174D is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. Additionally, its moisture sensitivity level (MSL) is 1 (unlimited), making it suitable for a wide range of manufacturing environments.
• Wide Operating Temperature Range: The device operates reliably within a temperature range of 0°C to 70°C (TA), making it suitable for industrial and commercial applications.

SN74ALS174D Applications

The SN74ALS174D is versatile and finds applications in various sectors of the electronics industry:

• Digital Logic Circuits: Ideal for use in digital systems requiring high-speed data storage and transfer, such as memory registers and data buffers.
• Communication Systems: Used in communication protocols where precise timing and data synchronization are crucial.
• Industrial Control Systems: Suitable for industrial applications where reliability and robustness are required, such as PLCs and automation systems.
• Consumer Electronics: Found in devices like printers, scanners, and other peripherals that require efficient data handling and processing.

Conclusion of SN74ALS174D

The SN74ALS174D by Texas Instruments is a high-performance D-type flip-flop that offers a combination of speed, efficiency, and reliability. Its unique features, such as positive edge triggering, master reset functionality, and low quiescent current, make it stand out from similar models. The device's compliance with environmental standards and its robust output capabilities further enhance its appeal. The SN74ALS174D is an excellent choice for applications requiring high-speed data processing and synchronization, making it a valuable component in modern digital systems.