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Leakage Power For Different Voltage Threshold Lib Cells: LMP/LXP/SXP/HXP

For different voltage threshold groups, cell leakage is different. A common way to reduce leakage power is to swap LVT cells to HVT cells. LVT & HVT cells usually have the same area, pin, and...

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Add Overlay Cell in RedHawk

In the past weeks, I use Apache RedHawk to do power analysis. Just finished top power analysis with overlay cell. Take down the steps to include overlay cell into Redhawk power analysis.Step to add...

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Switching Activity Interchange Format (SAIF) File

SAIF stands for Switching Activity Interchange Format. SAIF file presents system dynamic change rate, and usually used in dynamic power analyze.Concept used in SAIF:Switching Activity in SAIF file is...

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半导体芯片封装相关的温度和散热参数Theta-ja

在估算芯片功耗的时候,会遇到2个温度参数:Junction Temperature和Ambient Temperature.百度了一把,发现了如下的定义:case temperature指的是封装外壳表面的温度;ambient temperature 指的是距离封装外壳表面1-2cm处的温度;Junction temperature指的是半导体裸片温度;Junction...

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