Technology and reliability constrained future copper interconnects - Part II: Performance implications

被引:100
作者
Kapur, P [1 ]
Chandra, G [1 ]
McVittie, JP [1 ]
Saraswat, KC [1 ]
机构
[1] Stanford Univ, Dept Elect Engn, Stanford, CA 94305 USA
关键词
cross talk; delay; interconnect performance; repeater power; repeaters; wire inductance;
D O I
10.1109/16.992868
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
This work extends the realistic resistance modeling of on-chip copper interconnects to assess its impact on key interconnect performance metrics. As quantified in Part I of this work, the effective resistivity of copper is not only significantly larger than its ideal, bulk value but also highly dependent on technology and reliability constraints. Performance is quantified under various technological conditions in the future. In particular, wire delay is extensively addressed. Further, the impact of optimal repeater insertion to improve these parameters is also studied using realistic resistance trends. The impact of technologically constrained resistance on power penalty arising from repeater insertion is briefly addressed. Where relevant, aforementioned results are contrasted with those obtained using ideal copper resistivity.
引用
收藏
页码:598 / 604
页数:7
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