Crosstalk Noise Estimation for Generic RC Trees

  • Authors:
  • Affiliations:
  • Venue:
  • ICCD '01 Proceedings of the International Conference on Computer Design: VLSI in Computers & Processors
  • Year:
  • 2001

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Abstract

Abstract: We propose an estimation method of crosstalk noise for generic RC trees. The proposed method derives an analytic waveform of crosstalk noise in a 2-\pi equivalent circuit. The peak voltage is calculated from the closed-form expression, and the crosstalk induced delay is estimated using the derived noise waveform. We also develop a transformation method from generic RC trees with branches into the 2-\pi model circuit. The proposed method can hence estimate crosstalk noise for any RC trees. Our estimation method is evaluated in a 0.13\mu m technology. The peak noise of two partially-coupled interconnects is estimated with the average error of 13%. Our method transforms generic RC interconnects with branches into the 2-\pi model with 14% error on average.