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《中国工程科学》 >> 2008年 第10卷 第11期

斜阶跃信号激励下耦合RLC互连线时延估计

1. 南京理工大学计算机科学与技术学院,南京 210094;

2. 亚利桑那大学电子工程系, 美国亚利桑那州 AZ8742;

3. 中国科学院计算技术研究所,北京 100080

收稿日期: 2007-06-29 修回日期: 2007-12-10 发布日期: 2008-11-13 09:23:21.000

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摘要

考虑实际电路中激励信号不理想对耦合互连线时延分析的影响,建立了斜阶跃信号激励下的互连线时延模型,提出了一种基于耦合RLC互连线的时延分析方法。该方法对已有的解耦算法进行了改进,将斜阶跃信号激励下的耦合互连线模型在线元分析阶段进行解耦,并结合二阶矩模型及改进的一阶模型对互连线的传递函数进行化简,进而给出耦合互连线的时延估计表达式。实验结果表明,互连线时延估计方法可以对耦合RLC互连线模型的时延进行有效评估。

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