what are Tap layers in Tap cells?

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Prathibha Rao

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Hi,


Can you please explain the what all Tap layers used in Tap cells for standard cells?

Thanks and regards,
P.Rao
 

Please find enclosed Tap cell view .The dimensions of layers are technology dependent
 

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Hi,

Thank you. But I discussed with one of my friends their response shown in below cross section.

please let me know your points of view on this.

regards,
P.rao

- - - Updated - - -

sorry in above fig one layer name is missing.
The dotted line shows the "Tap layer(from LSW)".
 

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reading basic fabrication techniques will answer this question.
BTW tap cell will need AA contact and metal and well in case of well contact .
 

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