LMX2531LQE1226E/NOPB

Clock Generators, PLLs, Frequency Synthesizers Overview

The LMX2531LQE1226E/NOPB is a high-performance frequency synthesizer system from Texas Instruments, belonging to the LMX2531 series. 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 draws a typical operating current of 32 mA and functions reliably across a temperature range of -40°C to +85°C. It is housed in a compact 36-WQFN package with an exposed pad, designed for surface-mount applications. This component integrates a Voltage Controlled Oscillator (VCO) and meets AEC-Q100 qualification standards for automotive reliability.

Clock Generators, PLLs, Frequency Synthesizers Feature Summary

• Integrates a Voltage Controlled Oscillator (VCO) to minimize external component count and reduce overall system size.
• Meets AEC-Q100 qualification standards, ensuring suitability for demanding automotive electronic environments.
• Delivers high-performance frequency synthesis capabilities suitable for complex wireless communication systems.

Clock Generators, PLLs, Frequency Synthesizers Applications

• Automotive infotainment and connectivity modules
• Wireless local area network (WLAN) infrastructure
• Point-to-point microwave radio links

Clock Generators, PLLs, Frequency Synthesizers Procurement Notes

Verify the specific suffix 'LQE1226' against official Texas Instruments documentation to confirm exact factory trim or binning specifications. Ensure compliance with moisture sensitivity level handling procedures during assembly. Confirm that the WQFN-36 package thermal requirements are met by the target PCB design to maintain operational integrity within the specified temperature range.

Clock Generators, PLLs, Frequency Synthesizers Selection Notes

Select this component when a fully integrated PLL solution with an internal VCO is required for space-constrained designs. Consider the 32 mA current consumption relative to total system power budgets. Verify that the 553 MHz to 3.132 GHz output range aligns with the target application's frequency requirements before finalizing the bill of materials.

Clock Generators, PLLs, Frequency Synthesizers Part Context

This part belongs to the LMX2531 family of high-performance frequency synthesizers. Other variants in this series, such as the LMX2531LQ2820E/NOPB and LMX2531LQ1570E-NOPB, share similar electrical characteristics and packaging but differ in specific factory configurations. The family is designed for wireless and RF integrated circuit applications requiring low phase noise and high spectral purity.

Clock Generators, PLLs, Frequency Synthesizers Replacement Considerations

Direct substitutes within the same family include LMX2531LQ2820E/NOPB and LMX2531LQ1570E-NOPB. These parts share identical pinouts and core functionality but may have different factory settings. Verify that any replacement part matches the specific frequency synthesis requirements of the original design.