chang830
Full Member level 5
![Full Member level 5](/styles/images/ranks/flevel2.gif)
Hi,
To reudece the latch-up issue and to increae the isolation of the cross talk between the ditiatal and analog part. The dual guardring is put arounfd the ditital part. I want to know if the wider of the guardring, the better for the above two goals?Asume the die area is not a concern.
Thanks
To reudece the latch-up issue and to increae the isolation of the cross talk between the ditiatal and analog part. The dual guardring is put arounfd the ditital part. I want to know if the wider of the guardring, the better for the above two goals?Asume the die area is not a concern.
Thanks