LMX2531LQ2220E/NOPB

Clock Generators, PLLs, Frequency Synthesizers Overview

The LMX2531LQ2220E/NOPB is a high-performance frequency synthesizer system from Texas Instruments, designed for wireless and RF communication applications. It operates within an output frequency range of 553 MHz to 3.132 GHz. The device functions on a supply voltage between 2.8 V and 3.2 V, with a typical operating current of 32 mA. It is housed in a 36-WQFN package with an exposed pad, suitable for surface-mount installation. The component supports an operating temperature range from -40°C to +85°C and includes an integrated VCO.

Clock Generators, PLLs, Frequency Synthesizers Feature Summary

• Integrated Voltage Controlled Oscillator (VCO) reduces external component count
• High-performance phase-locked loop architecture for low noise synthesis
• Supports wide output frequency coverage up to 3.132 GHz

Clock Generators, PLLs, Frequency Synthesizers Applications

• Wireless communication systems
• RF front-end modules
• Test and measurement equipment

Clock Generators, PLLs, Frequency Synthesizers Procurement Notes

Verify the specific suffix 'LQ2220' against official Texas Instruments documentation to confirm the exact internal divider or configuration settings, as these often define the precise operational characteristics. Ensure compatibility with the required output frequency range and check for AEC-Q100 qualification if automotive standards are necessary for the target application.

Clock Generators, PLLs, Frequency Synthesizers Selection Notes

Select this component when a compact solution with an integrated VCO is required for frequencies up to 3.132 GHz. Consider the 36-WQFN package constraints for PCB layout and thermal management. Verify that the 32 mA supply current fits within the power budget of the system design.

Clock Generators, PLLs, Frequency Synthesizers Part Context

This part belongs to the LMX2531 family of high-performance frequency synthesizers. Variants within this series, such as LMX2531LQ2820E and LMX2531LQ1570E, share similar core architectures but differ in specific configuration parameters indicated by their model suffixes. All variants utilize the same WQFN-36 package and operate within the same voltage and temperature ranges.

Clock Generators, PLLs, Frequency Synthesizers Replacement Considerations

Direct substitutes include other LMX2531 variants like LMX2531LQ2820E/NOPB or LMX2531LQ1570E/NOPB, provided the specific frequency division ratios match the design requirements. Cross-referencing the datasheet for register configurations is essential before swapping parts.