LMX2531LQ1226E/NOPB

Clock Generators, PLLs, Frequency Synthesizers Overview

The LMX2531LQ1226E/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 and requires a supply voltage between 2.8 V and 3.2 V. The device features an integrated VCO and is housed in a 36-pin WQFN package with an exposed pad. It supports operation at temperatures ranging from -40°C to +85°C and consumes approximately 32 mA of operating current. This component is part of the LMX2531 series and is qualified under AEC-Q100 standards.

Clock Generators, PLLs, Frequency Synthesizers Feature Summary

• Integrated Voltage Controlled Oscillator (VCO) for compact design
• High-performance phase-locked loop architecture
• AEC-Q100 automotive qualification

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 'LQ1226' against official datasheets to confirm the exact frequency band configuration, as this variant targets specific operational ranges within the broader LMX2531 family. Ensure compatibility with required PCB layout guidelines for the WQFN-36 package to maintain signal integrity and thermal performance during integration.

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 external component count. Verify that the target application environment falls within the specified -40°C to +85°C temperature range and that the 2.8 V to 3.2 V supply voltage aligns with the system power architecture.

Clock Generators, PLLs, Frequency Synthesizers Part Context

This part belongs to the LMX2531 family of PLL frequency synthesizers. Other variants in the series, such as LMX2531LQ2820E/NOPB and LMX2531LQ1146E/NOPB, share similar core architectures but differ in specific frequency band optimizations or packaging details. The LMX2531 series is widely used in modern RF transceivers requiring precise frequency synthesis.

Clock Generators, PLLs, Frequency Synthesizers Replacement Considerations

Direct substitutes include other LMX2531 variants like LMX2531LQ2820E/NOPB or LMX2531LQ1146E/NOPB, provided their specific frequency band specifications match the design requirements. Cross-referencing the detailed datasheet for each variant is essential to ensure functional equivalence in terms of output range and electrical characteristics.