Texas Instruments

SN54LS85J  

Linear Comparators

SN54LS85J Description

The SN54LS85J is a high-performance, 4-bit magnitude comparator designed by Texas Instruments, a leading manufacturer in the electronics industry. This Linear IC Chip is part of the 54LS85 family and is known for its robustness and reliability in digital circuits. The SN54LS85J is categorized under Linear IC Chips and is available in bulk packaging, making it suitable for large-scale production and integration into various electronic systems.

SN54LS85J Features

The SN54LS85J features a comprehensive set of technical specifications that make it a versatile component in digital electronics. It is designed to compare two 4-bit binary numbers and determine their relative magnitudes. The comparator outputs three distinct signals: A > B, A = B, and A < B, providing clear and precise comparisons.

One of the unique features of the SN54LS85J is its ability to cascade multiple units to compare larger binary numbers. This cascading capability allows for the comparison of 8, 12, or 16-bit numbers by connecting several SN54LS85J chips in a cascaded configuration. This feature sets it apart from similar models, offering greater flexibility and scalability in complex digital systems.

The SN54LS85J operates within a wide range of supply voltages, typically from 4.75V to 5.25V, ensuring compatibility with a variety of power supply configurations. It also boasts low power consumption, which is essential for energy-efficient designs. The device is manufactured in compliance with the ECCN classification "EAR99" and is categorized under the HTSUS code "8542.39.0001," reflecting its international trade compliance.

SN54LS85J Applications

The SN54LS85J is ideal for a wide range of applications where precise digital comparison is required. Some specific use cases include:

• Digital Signal Processing: The SN54LS85J can be used in digital signal processing systems to compare signal magnitudes, aiding in tasks such as signal detection and thresholding.
• Microprocessor Systems: In microprocessor-based systems, the comparator can be used to compare address or data lines, facilitating efficient data handling and processing.
• Memory Management: The SN54LS85J can assist in memory management by comparing memory addresses, ensuring accurate data retrieval and storage.
• Automotive Electronics: In automotive applications, the comparator can be used for monitoring and controlling various digital signals, such as engine control units and sensor data.

Conclusion of SN54LS85J

The SN54LS85J from Texas Instruments is a highly reliable and versatile 4-bit magnitude comparator. Its ability to cascade multiple units for larger comparisons, combined with its low consumption power and wide operating voltage range, makes it an excellent choice for a variety of digital applications. The SN54LS85J stands out in its category due to its unique features and performance benefits, offering engineers and designers a robust solution for their digital comparison needs. Whether used in digital signal processing, microprocessor systems, or automotive electronics, the SN54LS85J ensures precise and efficient digital comparisons, making it a valuable component in modern electronic systems.

SN54LS85J Documents

Download datasheets and manufacturer documentation for SN54LS85J

Datasheets :

SN54LS85 Datasheet