Texas Instruments

SN74LS378NSR

SN74LS378NSR Description

The SN74LS378NSR is a single 6-bit D-type flip-flop from Texas Instruments, designed for high-speed digital applications. This logic IC chip operates within a supply voltage range of 4.75V to 5.25V and features a maximum clock frequency of 40 MHz, ensuring reliable performance in demanding environments. The flip-flop is triggered on the positive edge, making it suitable for synchronous digital systems where precise timing is crucial. Despite being marked as obsolete, the SN74LS378NSR remains a viable option for legacy systems and applications where its specific characteristics are required.

SN74LS378NSR Features

• High-Speed Operation: With a maximum clock frequency of 40 MHz, the SN74LS378NSR ensures fast data processing and minimal propagation delay, which is critical for high-speed digital circuits.
• Positive Edge Triggering: This feature allows the flip-flop to capture data on the rising edge of the clock signal, providing precise timing control and synchronization.
• Low Propagation Delay: The maximum propagation delay of 27ns at 5V and 15pF ensures minimal latency, making it ideal for applications requiring rapid data transfer and processing.
• Robust Power Specifications: The supply voltage range of 4.75V to 5.25V provides flexibility in power supply design, while the quiescent current of 22 mA ensures efficient power usage.
• Compliance and Safety: The SN74LS378NSR is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. The moisture sensitivity level (MSL) of 1 (unlimited) makes it suitable for various manufacturing environments.
• Packaging and Mounting: Available in a surface-mount package (16SO) and shipped on tape and reel (TR), the SN74LS378NSR is designed for easy integration into modern PCB designs.

SN74LS378NSR Applications

The SN74LS378NSR is well-suited for a variety of applications where reliable data storage and transfer are essential. Its high-speed operation and precise timing make it ideal for:

• Digital Systems: Use in synchronous digital systems where data integrity and timing accuracy are critical.
• Memory Circuits: Employed in memory circuits to store and transfer data bits efficiently.
• Control Logic: Utilized in control logic applications to manage and synchronize digital signals.
• Data Processing: Ideal for data processing applications requiring rapid data capture and transfer.

Conclusion of SN74LS378NSR

The SN74LS378NSR, despite being marked as obsolete, continues to offer significant value in specific applications due to its robust performance and precise timing capabilities. Its high-speed operation, low propagation delay, and positive edge triggering make it a reliable choice for digital systems requiring fast and accurate data processing. While newer alternatives may exist, the SN74LS378NSR remains a preferred option for legacy systems and applications where its unique features are essential.