Texas Instruments

SN74LS374DBR  

Flip Flops

SN74LS374DBR Description

The SN74LS374DBR is a high-performance, single element, 8-bit D-type flip-flop designed by Texas Instruments. This IC is part of the 74LS series and is housed in a 20-lead small outline package (20SSOP), making it suitable for surface mount applications. The device operates within a supply voltage range of 4.75V to 5.25V and is optimized for a clock frequency of up to 50 MHz, ensuring reliable performance in high-speed digital circuits.

The SN74LS374DBR features a positive edge-triggered design, which means it captures data on the rising edge of the clock signal, providing precise timing control. This flip-flop is designed to handle a maximum propagation delay of 28ns at 5V and a load capacitance of 45pF, making it ideal for applications requiring fast data transfer and processing.

SN74LS374DBR Features

• High-Speed Performance: With a maximum clock frequency of 50 MHz, the SN74LS374DBR ensures fast data processing and transfer, making it suitable for high-speed digital applications.
• Positive Edge-Triggered: The flip-flop captures data on the rising edge of the clock signal, providing precise timing control and reducing the risk of metastability.
• Low Power Consumption: The device has a quiescent current of only 40 mA, making it energy-efficient and suitable for applications where power consumption is a concern.
• Wide Supply Voltage Range: Operating within a supply voltage range of 4.75V to 5.25V, the SN74LS374DBR is versatile and can be used in various power supply configurations.
• Robust Output Current Capability: The flip-flop can handle an output current of 2.6mA for high levels and 24mA for low levels, ensuring reliable operation even under heavy load conditions.
• Compliance and Reliability: The SN74LS374DBR is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. It also has a moisture sensitivity level (MSL) of 1, indicating it is suitable for unlimited exposure to normal atmospheric conditions.
• Wide Operating Temperature Range: The device operates reliably within a temperature range of 0°C to 70°C (TA), making it suitable for a variety of industrial and commercial applications.

SN74LS374DBR Applications

The SN74LS374DBR is ideal for a wide range of applications where high-speed data processing and reliable performance are required. Some specific use cases include:

• Digital Logic Circuits: The flip-flop can be used in complex digital logic circuits to store and transfer data between different stages of the system.
• Microprocessor Systems: It is well-suited for use in microprocessor systems where fast data latching and synchronization are critical.
• Memory Systems: The device can be used in memory systems to latch data during read and write operations, ensuring data integrity and reliability.
• Communication Systems: The high-speed performance of the SN74LS374DBR makes it suitable for use in communication systems where data needs to be processed and transferred quickly and accurately.

Conclusion of SN74LS374DBR

The SN74LS374DBR from Texas Instruments is a high-performance, 8-bit D-type flip-flop that offers a combination of speed, reliability, and low power consumption. Its positive edge-triggered design and wide supply voltage range make it versatile and suitable for a variety of applications. The device's compliance with environmental and safety standards ensures it meets the requirements of modern electronics manufacturing. Whether used in digital logic circuits, microprocessor systems, memory systems, or communication systems, the SN74LS374DBR provides a reliable and efficient solution for high-speed data processing and transfer.

SN74LS374DBR Documents

Download datasheets and manufacturer documentation for SN74LS374DBR

Datasheets :

SN54LS/S373-74, SN74LS/S373-74      

HTML Datasheet :

SN54LS/S373-74, SN74LS/S373-74