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An accurate and fast behavioral model for PLL Frequency Synthesizer phase noise/spurs prediction

This paper presents a behavior model for PLL Frequency Synthesizer. All the noise sources are modeled with noise voltages or currents in time-domain. An accurate VCO noise model is introduced, including both thermal noise and 1/f noise. The behavioral model can be co-simulated with transistor level...

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Bibliographic Details
Main Authors: Xiaozhou Yan, Xiaofei Kuang, Nanjian Wu
Format: Conference Proceeding
Language:English
Subjects:
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Summary:This paper presents a behavior model for PLL Frequency Synthesizer. All the noise sources are modeled with noise voltages or currents in time-domain. An accurate VCO noise model is introduced, including both thermal noise and 1/f noise. The behavioral model can be co-simulated with transistor level circuits with fast speed and provides more accurate phase noise and spurs prediction. Comparison shows that simulation results match very well with measurement results.
ISSN:0886-5930
2152-3630
DOI:10.1109/CICC.2009.5280844