LMX2541 Integrated PLLatinum PLL+VCO Family

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LMX2541 Family PLL+VCO

The LMX2541 family is the world's lowest noise integrated frequency synthesizer. Featuring the world's lowest noise phase-locked loop (PLL) with bypass-able integrated VCO, the LMX2541 provides less than 2 milli-radians (mrad) root-mean-square (RMS) noise at 2.1 GHz and 3.5 mrad RMS noise at 3.5 GHz, outperforming the nearest competitor by 10 dB in both in-band PLL noise and spurious performance.

The LMX2541 is well-suited for local oscillator (LO) applications in next-generation basestation radio transceivers such as Long-Term Evolution (LTE), Worldwide Interoperability for Microwave Access (WiMAX), and multi-standard radios. When paired with the LMK04000 clock jitter cleaner, the LMX2541 significantly improves system error vector magnitude (EVM), resulting in enhanced receiver sensitivity and transmitter spectral purity.

 

Features

  • Normalized PLL phase noise of -225 dBc/Hz
  • Ultra-low RMS noise and spurs
  • Wide frequency range 31.6 MHz to 4 GHz
  • Internal VCO can be bypassed for use with external VCO

See additional PLLs on main PLL Homepage

 

Device VCO Frequency (MHz) Total Output Frequency Range (MHz)
LMX2541SQ2060E 1990 - 2240 31.59 - 2240
LMX2541SQ2380E 2200 - 2530 34.92 - 2530
LMX2541SQ2690E 2490 - 2865 39.52 - 2865
LMX2541SQ3030E 2810 - 3230 44.6 - 3230
LMX2541SQ3320E 3130 - 3600 49.68 - 3600
LMX2541SQ3740E 3480 - 4000 55.24 - 4000

 

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Parametric Tables

Phase-Locked Loops

Clock Jitter Cleaners

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