Texas Instruments

SN74LS297N

SN74LS297N Description

The SN74LS297N is a digital phase-locked loop (PLL) filter IC designed by Texas Instruments, a leading manufacturer in the electronics industry. This 16-DIP packaged device is part of the 74LS series, known for its robust performance and reliability in various digital applications. The SN74LS297N operates within a supply voltage range of 4.75V to 5.25V and is suitable for use in environments with temperatures ranging from 0°C to 70°C. It is housed in a through-hole mounting package, making it ideal for applications requiring a secure and stable physical connection.

SN74LS297N Features

The SN74LS297N offers several unique features that set it apart from similar models in the market. Key features include:

• Operating Temperature Range: With an operating temperature range of 0°C to 70°C, the SN74LS297N is suitable for use in a wide range of environments, from standard office conditions to moderately elevated temperatures.
• Supply Voltage: The device operates within a supply voltage range of 4.75V to 5.25V, ensuring stable performance and compatibility with standard 5V digital systems.
• Through Hole Mounting: The through-hole mounting type provides a secure and reliable connection, making it ideal for applications where mechanical stability is crucial.
• Obsolete Status: While the SN74LS297N is marked as obsolete, it remains a valuable component for legacy systems and applications where its specific features are still required.
• Compliance: The SN74LS297N is REACH unaffected and ROHS3 compliant, ensuring it meets environmental and safety standards for use in various industries.
• Packaging: The device is packaged in a tube, which offers protection during shipping and storage, reducing the risk of damage.

SN74LS297N Applications

The SN74LS297N is designed for use in a variety of applications where digital PLL filters are required. Specific use cases include:

• Telecommunications: The SN74LS297N is ideal for use in digital communication systems where phase-locked loops are essential for signal synchronization and frequency control.
• Data Processing: In data processing systems, the SN74LS297N can be used to stabilize clock signals, ensuring accurate data transmission and processing.
• Industrial Control Systems: The robustness and reliability of the SN74LS297N make it suitable for industrial control systems where precise timing and synchronization are critical.
• Legacy Systems: For systems that still rely on older technology, the SN74LS297N provides a reliable solution for maintaining operational integrity.

Conclusion of SN74LS297N

The SN74LS297N is a versatile and reliable digital PLL filter IC that offers a range of features and benefits suitable for various applications. Its operating temperature range, supply voltage compatibility, and through-hole mounting make it a robust choice for digital systems. Despite its obsolete status, the SN74LS297N remains a valuable component for legacy systems and specific applications where its unique features are essential. Compliance with REACH and ROHS3 standards ensures its suitability for use in environmentally conscious industries. For applications requiring a reliable digital PLL filter, the SN74LS297N is an excellent choice.