Layout - interdigitization and common centriod

[bernerdzl]

Dear all,

may i know the pros and cons of the two above layout techniques. and provide some example of these two techniques in a schematics. like when is it best to use interdigitization and common centriod

thank you so much and have a good day


best regards

 

[xaxtel]

from my past experience, to match devices (e.g in OPAMP input), i will use common centroid.
inter-digitization is more to resistor placement.