LMX2332USLEX

Clock Generators, PLLs, Frequency Synthesizers Overview

The LMX2332USLEX is a PLLatinum series PLL frequency synthesizer integrated circuit manufactured by National Semiconductor. It operates with a maximum output frequency of 1.2GHz and supports a secondary range of 600MHz. The device utilizes CMOS and TTL logic interfaces for signal processing. It is housed in a 20-LAMUCSP package, also identified as 20-UFLGA, providing a compact form factor for high-frequency timing applications requiring precise clock generation.

Clock Generators, PLLs, Frequency Synthesizers Feature Summary

• Integrates phase-locked loop functionality for stable frequency synthesis
• Supports dual frequency ranges up to 1.2GHz and 600MHz
• Compatible with CMOS and TTL interface standards

Clock Generators, PLLs, Frequency Synthesizers Applications

• Clock generator circuits
• PLL frequency synthesizers
• High-frequency timing systems

Clock Generators, PLLs, Frequency Synthesizers Procurement Notes

Verify the manufacturer designation carefully, as sources list both National Semiconductor and Texas Instruments due to corporate acquisition history. Confirm the specific package marking matches the 20-LAMUCSP or 20-UFLGA description. Ensure the part status aligns with active inventory requirements, noting that some distributors may list Rochester Electronics variants which could differ in original manufacturing origin.

Clock Generators, PLLs, Frequency Synthesizers Selection Notes

Select this component when a dedicated PLL frequency synthesizer is required for generating precise clock signals in the GHz range. The choice depends on the need for a single-chip solution integrating both the VCO and control logic. Consider the 20-pin surface mount package constraints for PCB layout. Verify compatibility with system voltage levels and interface requirements before integration into the design.

Clock Generators, PLLs, Frequency Synthesizers Part Context

This component belongs to the PLLatinum series of frequency synthesizers from National Semiconductor. The series is designed for applications demanding low phase noise and high spectral purity. The LMX2332 variant specifically targets high-frequency operations, distinguishing itself through its dual-range capability and robust packaging options suitable for dense electronic assemblies.

Clock Generators, PLLs, Frequency Synthesizers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.