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problem with technology inductor in VCO design

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sureshnaidu

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Iam designing VCO using UMC0.13um technology in cadence .Iam getting the results with pinductor from analog library.But when i replace this inductor with technology inductor simulator showing error "unable to oscillate swing at the output node is very small".can any one explain.Thanks in advance.
 

analogLib inductor has no parasitics (infinite Q).
 

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