LMX2531LQ2080E/NOPB

Clock Generators, PLLs, Frequency Synthesizers Overview

The LMX2531LQ2080E/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. It is qualified under AEC-Q100 standards for automotive reliability.

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
• AEC-Q100 qualification ensures reliability for automotive environments

Clock Generators, PLLs, Frequency Synthesizers Applications

• Wireless infrastructure equipment
• RF communication systems
• Automotive radar and connectivity modules

Clock Generators, PLLs, Frequency Synthesizers Procurement Notes

Verify the specific suffix 'LQ2080' against official Texas Instruments documentation to confirm the exact internal divider configuration and frequency band support. Ensure compatibility with the target PCB footprint for the 36-WQFN package. Confirm moisture sensitivity level handling requirements during assembly to prevent package damage.

Clock Generators, PLLs, Frequency Synthesizers Selection Notes

Select this component when a wide tuning range up to 3.132 GHz is required with integrated VCO capabilities. Consider the 32 mA current consumption relative to system power budgets. Verify that the 2.8 V to 3.2 V supply voltage aligns with the available power rails in the design. Check if the AEC-Q100 qualification meets specific automotive or industrial reliability standards.

Clock Generators, PLLs, Frequency Synthesizers Part Context

This part belongs to the LMX2531 family of high-performance PLL frequency synthesizers. Variants within the family, such as LQ1146, LQ1570, and LQ2820, differ primarily in their internal frequency divider ratios and resulting output frequency bands. The LQ2080 variant specifically targets applications requiring operation within the broader 553 MHz to 3.132 GHz spectrum.

Clock Generators, PLLs, Frequency Synthesizers Replacement Considerations

Direct substitutes include other LMX2531 variants like LMX2531LQ1146E/NOPB or LMX2531LQ2820E/NOPB, provided the specific frequency division requirements match the application needs. Cross-reference datasheets for pinout and electrical parameter compatibility before substitution.