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发表于 2007-12-9 12:16:08
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原帖由 zxc2010 于 2007-12-7 16:33 发表
it is dependent on the thickness of gate oxide,
thumb of rule: 0.8V/nm for gate oxide
normally use 1.8V device can be overdrived to 1.8*1.3=2.34 with safe, but less life < 3yrs.. perhaps,
but o ...
如果我在0.18um 1.8V的NMOS的gate和drain上加的电压是一个正弦电压,幅度在+3V 和-3V之间,频率上GHz, 这种情况会影响寿命么?或者还有别的影响么?
谢谢 |
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