LMX2531 Datasheet | National Semiconductor

.. LMX2531 High Performance Frequency Synthesizer System with Integrated VCO October 2005 LMX2531 PLLatinum™ 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 deltasigma 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. When bined with a high quality reference oscillator, the LMX2531 generates...