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LMX2531 Datasheet High-performance Frequency Synthesizer System

Manufacturer: Texas Instruments

Overview: Product Folder Sample & Buy Technical Documents Tools & Software Support & munity LMX2531 SNAS252S – OCTOBER 2005 – REVISED DECEMBER 2014 LMX2531 High-Performance Frequency Synthesizer System With Integrated VCO.

General Description

The LMX2531 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 adjustable.

Ultra-low noise and high-precision LDOs are integrated for the PLL and VCO, which yield higher supply-noise immunity and more consistent performance.

Key Features

  • 1 Multiple Frequency Options Available.
  • See Device Information Table.
  • Frequencies From: 553 MHz to 3132 MHz.
  • PLL Features.
  • Fractional-N Delta-Sigma Modulator Order Programmable up to Fourth 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.
  • Other Fe.

LMX2531 Distributor