Connection of Ntub in Virtuoso

Michele Paoletti · Jun 5, 2013

Hi my problem when i do DRC is the error INFO:hot nwell.What mean??I must connect nwell to Vdd???Who i can connect nwell to Vdd if there isn't a contact ntub with metal1?!Thanks

erikl · Jun 6, 2013

Michele Paoletti said:
hot nwell.What mean??

Hot nwell means it is not connected to Vdd.

Michele Paoletti said:
I must connect nwell to Vdd???

It ain't necessarily so: You may connect the nwell to any voltage (usually to the PMOS' source, if not Vdd), but in any case you have to connect it.

Michele Paoletti said:
Who i can connect nwell to Vdd if there isn't a contact ntub with metal1?

Insert a contact and connect it by metal1 !

Connection of Ntub in Virtuoso

Michele Paoletti

Newbie level 1

erikl

Super Moderator

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Connection of Ntub in Virtuoso

Michele Paoletti

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erikl

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