New Perspectives of Dielectric Breakdown in Low-k Interconnects

被引:8
|
作者
Yiang, Kok-Yong [1 ]
Yao, H. Walter [1 ]
Marathe, Amit [1 ]
Aubel, Oliver [2 ]
机构
[1] Adv Micro Devices Inc, Technol Reliabil Dev, 1050 E Arques Ave, Sunnyvale, CA 94085 USA
[2] Adv Micro Devices Inc, Qual & Reliabil Engn, D-01109 Dresden, Germany
关键词
BEOL; Time-dependent Dielectric Breakdown (TDDB); VRDB; E-model; root E-model;
D O I
10.1109/IRPS.2009.5173299
中图分类号
TP301 [理论、方法];
学科分类号
081202 ;
摘要
An alternative method of analyzing time-dependent dielectric breakdown (TDDB) data for low-k dielectrics is presented. The analysis shows that time to breakdown is well correlated to the Poole-Frenkel emission equation, and therefore the root E-model is a more accurate model in describing the TDDB physics for low-k BEOL dielectrics.
引用
收藏
页码:476 / +
页数:3
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