【摘要】 通过等效电路数值提取方法,提出了衬底电阻网络模型,该模型具有清晰的物理意义,可获得很好的精度,有利于混合信号电路衬底耦合效应的模拟。将该模型应用于规则和不规则区域的电阻值提取,用Hspice电路模拟器对电阻网络进行模拟,与Medici器件模拟器模拟结果和解析公式结果进行比较,证明了该模型的准确性。更多还原

【Abstract】 Based on the technique for numerical extraction of equivalent circuits, a substrate resistor network model is proposed in the paper. Having clear physical meaning and good accuracy, the model facilitates simulation of the substrate coupling effect for mixedsignal IC’s.The model is used for the resistor extraction of regular and irregular regions.The resistor network is simulated using Hspice circuit simulator and the results are compared with those from simulation using Medici device simulator and analytic equations, thereby the accuracy of the model is analyzed.更多还原