作者: Ashish Srivastava , Robert Bai , David Blaauw , Dennis Sylvester
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摘要: We describe the impact of process variation on leakage power for a 0.18 /spl mu/m CMOS technology. show that variability, manifested in gate length (L/sub drawn/), oxide thickness (T/sub ox/), and channel dose (N/sub sub/), can drastically affect current. first present Monte Carlo-based simulation results current various gates when parameters are varied both individually concurrently. then derive an analytical model to estimate mean standard deviation as function parameter distributions. demonstrate match well with Monte-Carlo simulations also statistical is significantly different from predicted using nominal case file.