Texas Instruments

SNJ54LS684FK  

Linear Comparators

SNJ54LS684FK Description

The SNJ54LS684FK is an 8-bit magnitude comparator IC designed by Texas Instruments, a leading manufacturer in the electronics industry. This device is part of the 54LS series and is specifically engineered to compare two 8-bit binary numbers and determine their relative magnitudes. The SNJ54LS684FK operates within a supply voltage range of 4.5V to 5.5V and is optimized for surface-mount applications, making it suitable for compact and high-density circuit designs.

SNJ54LS684FK Features

• Performance Specifications: The SNJ54LS684FK boasts a maximum propagation delay of 30ns at 5V with a maximum capacitive load of 45pF, ensuring rapid signal processing and high-speed performance. It consumes a quiescent current of 65mA, making it energy-efficient for various applications.
• Output Characteristics: The comparator provides active-low outputs for A=B and A>B functions, with output currents of 400µA for high and 12mA for low states. This allows for versatile interfacing with other digital circuits.
• Compliance and Packaging: The SNJ54LS684FK is ROHS3 compliant, ensuring it meets environmental standards for restricted hazardous substances. It is available in a tube package, which is ideal for bulk handling and automated assembly processes.
• Moisture Sensitivity: The device has a moisture sensitivity level (MSL) that is not applicable, indicating it is not sensitive to moisture, thus enhancing its reliability in various environmental conditions.

SNJ54LS684FK Applications

The SNJ54LS684FK is ideal for a wide range of applications where fast and accurate binary number comparison is required. Some specific use cases include:

• Digital Systems: In digital circuits where data integrity and speed are critical, such as in microprocessors and memory systems, the SNJ54LS684FK can quickly compare address or data lines to ensure proper operation.
• Control Systems: For applications involving control logic, such as in industrial automation and robotics, the comparator can be used to make real-time decisions based on binary input values.
• Communication Systems: In communication protocols where data synchronization and validation are essential, the SNJ54LS684FK can verify the integrity of transmitted data by comparing expected and received values.

Conclusion of SNJ54LS684FK

The SNJ54LS684FK from Texas Instruments is a robust and efficient 8-bit magnitude comparator that offers superior performance and reliability. Its low propagation delay and active-low outputs make it an excellent choice for high-speed digital applications. The device's compliance with environmental standards and its surface-mount compatibility further enhance its appeal for modern electronics design. Whether used in digital systems, control logic, or communication protocols, the SNJ54LS684FK provides a reliable and efficient solution for binary number comparison, making it a standout choice in its category.

SNJ54LS684FK Documents

Download datasheets and manufacturer documentation for SNJ54LS684FK