LMX2531LQX3010E/NOPB

Clock Generators, PLLs, Frequency Synthesizers Overview

The LMX2531LQX3010E/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 with a supply voltage between 2.8 V and 3.2 V and draws a typical operating current of 32 mA. It is housed in a 36-WQFN package with an exposed pad, suitable for surface-mount assembly. The component supports an operating temperature range from -40°C to +85°C and includes an integrated VCO. It is moisture sensitive and complies with RoHS standards.

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
• Wide output frequency coverage supporting multiple wireless bands

Clock Generators, PLLs, Frequency Synthesizers Applications

• Wireless local area network (WLAN) systems
• Point-to-point microwave radio links
• Software-defined radio platforms

Clock Generators, PLLs, Frequency Synthesizers Procurement Notes

Verify the specific suffix 'X' against official Texas Instruments documentation to confirm it denotes a valid tape-and-reel packaging variant or manufacturing revision distinct from standard reel orders. Ensure the ordering part number matches the exact electrical specifications required for the target design, as suffixes can indicate differences in packaging quantity or handling sensitivity. Cross-reference the datasheet revision date to ensure compatibility with current manufacturing processes.

Clock Generators, PLLs, Frequency Synthesizers Selection Notes

Select this component when a wide tuning range up to 3.132 GHz is required alongside low power consumption. The integrated VCO simplifies board layout by minimizing external passive components. Consider the 36-WQFN package constraints for thermal management and PCB space. Verify that the input reference clock capabilities align with the system's timing requirements before finalizing the design.

Clock Generators, PLLs, Frequency Synthesizers Part Context

This part belongs to the LMX2531 series of platinum frequency synthesizers. The series is characterized by its integrated VCO and high performance in RF signal generation. Variants within the series, such as LMX2531LQ1570E/NOPB and LMX2531LQ2820E/NOPB, share similar architectural features but may differ in specific factory programming or tuning ranges. The LMX2531 family is widely used in professional communication equipment requiring stable frequency sources.

Clock Generators, PLLs, Frequency Synthesizers Replacement Considerations

Direct substitutes include other LMX2531 variants like LMX2531LQ1570E/NOPB or LMX2531LQ2820E/NOPB if the specific frequency offset or factory trim differs. Evaluate pin-to-pin compatibility and electrical parameter overlaps before substitution. Consult the TI LMX2531 datasheet for detailed comparison matrices regarding phase noise and spur levels across the series.