National Semiconductor Tariff Inquiry

LMX2372SLBX

LMX2372SLBX Description

The LMX2372SLBX is a high-performance PLL Frequency Synthesizer from National Semiconductor, part of the renowned PLLatinum™ series. This device is designed to provide exceptional frequency synthesis capabilities with a maximum operating frequency of 1.2 GHz. It features a 3:1 input-to-output ratio and supports both CMOS and TTL input signals, making it versatile for various applications. The LMX2372SLBX operates within a supply voltage range of 2.7V to 5.5V and offers CMOS output, ensuring compatibility with a wide range of digital systems.

This synthesizer is equipped with a PLL that can be bypassed, providing flexibility in system design. It supports differential input but does not support differential output, which is a unique feature compared to some other models in the market. The LMX2372SLBX is available in a surface-mount package, making it suitable for compact and high-density PCB designs. It is important to note that this product is obsolete, but it still holds value for legacy systems and specific applications where its unique features are required.

LMX2372SLBX Features

• High Frequency Operation: Capable of operating up to 1.2 GHz, the LMX2372SLBX is ideal for high-speed digital systems requiring precise frequency control.
• Flexible Input and Output: Supports CMOS and TTL input signals, and provides CMOS output, ensuring compatibility with a wide range of digital circuits.
• PLL with Bypass Capability: The integrated PLL can be bypassed, offering additional flexibility in system design and allowing for direct input of reference frequencies.
• 3:1 Input-to-Output Ratio: This ratio enables efficient frequency multiplication, making it suitable for applications requiring higher output frequencies from lower reference inputs.
• Surface-Mount Packaging: The surface-mount package type allows for integration into compact and high-density PCB designs, ideal for modern electronics.
• Wide Supply Voltage Range: Operates within a 2.7V to 5.5V supply voltage range, providing compatibility with various power supply configurations.

LMX2372SLBX Applications

The LMX2372SLBX is well-suited for a variety of applications where precise frequency control and high performance are critical. Some specific use cases include:

• Telecommunications: Ideal for frequency synthesis in communication systems, providing stable and accurate frequency generation for signal processing.
• High-Speed Data Transmission: Useful in systems requiring high-speed data transmission, such as Ethernet and other digital communication protocols.
• Clock Generation: Suitable for generating precise clock signals in digital systems, ensuring reliable and synchronized operation of various components.
• RF and Microwave Systems: Can be employed in RF and microwave systems where high-frequency operation and precise frequency control are essential.
• Legacy Systems: Given its obsolete status, the LMX2372SLBX is particularly valuable for maintaining and upgrading legacy systems that rely on its specific features and performance characteristics.

Conclusion of LMX2372SLBX

The LMX2372SLBX, despite being an obsolete product, remains a valuable component for specific applications due to its unique features and high-performance capabilities. Its ability to operate at frequencies up to 1.2 GHz, combined with its flexible input and output options, makes it a versatile choice for high-speed digital systems. The PLL with bypass capability and wide supply voltage range further enhance its adaptability in various electronic designs. While newer alternatives may exist, the LMX2372SLBX continues to be a reliable option for applications requiring its specific technical attributes, particularly in legacy systems and high-frequency operations.