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CAD layer is layer number for layout purpose.
It's different with every company.
MASK ID is foundry identify mask layer purpose.
It's also different with every company.
So you jsut can replace CAD layer by layout drawing.
As I know,the contact and via stack depend on the FAB CMP process stability,It's will induce reliablity, yield etc.....,but 0.35um process have to conquer this issue.
here are suggestion:
You can use virtuoso streamin option snap to your target grid,it may be cause some gap at your database,you have to check DRC fix it.
Power Mos Layout skill
Hi, I'm junior power mos layout.Are there any body know the power Mos big size driver layout skill or any reference data.Thanks&Happy new year
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