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LMX2531LQ1500E - High Performance Frequency Synthesizer System

Description

The LMX2531LQ1500E is a low power, high performance frequency synthesizer system which includes a fully integrated delta-sigma PLL and VCO with fully integrated tank circuit.

The third and fourth poles are also integrated and also adjustable.

Features

  • PLL Features.
  • Fractional-N Delta Sigma Modulator Order programmable up to 4th order.
  • FastLock/Cycle Slip Reduction with Timeout Counter.
  • Partially integrated, adjustable Loop Filter.
  • Very low phase noise and spurs VCO Features.
  • Integrated tank inductor.
  • Low phase noise.
  • 1499 - 1510 MHz Output Frequency.
  • 749.5 - 755 MHz Output Frequency (Divide by 2 Mode) Other Features.
  • 2.8 V to 3.2 V Operation.
  • Low Power-D.

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www.DataSheet4U.com LMX2531LQ1500E High Performance Frequency Synthesizer System with Integrated VCO October 2006 LMX2531LQ1500E High Performance Frequency Synthesizer System with Integrated VCO General Description The LMX2531LQ1500E is a low power, high performance frequency synthesizer system which includes a fully integrated delta-sigma PLL and VCO with fully integrated tank circuit. The third and fourth poles are also integrated and also adjustable. Also included are integrated ultra-low noise and high precision LDOs for the PLL and VCO which give higher supply noise immunity and also more consistent performance.
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