Critical requirement for op-amp layout

[pbs681]

Hi,
I have a question regarding op amp layout. Generally, what is the critical requirement for the layout? I heard that direction of the current not that critical nowadays because the way they do the fabrication will take care of this issue. Of course 90 degree direction is not allowed. How about the direction like ====> <====

 

[silver_sparrow]

op amp layout

I am not clear on your question.

Have you referred to 'CMOS IC LAYOUT' by Dan Clein ?

 

[micel99]

op amp layout

I think at least you need to take care matching of input pair and try to avoid patter shift. If necessary, also put guarding rings.

 

[okguy]

Re: op amp layout

Try to see the book :
IC Mask Design - Essential Layout technique
The layout of an op-amp is reviewed in detailled with all tips and tricks !
.

 

[guamak_menanak]

Re: op amp layout

Do we have the e-book for that book?

 

[sunking]

Re: op amp layout

h**p://www.amazon.com/exec/obidos/tg/detail/-/0130870617/103-2269539-0726251?v=glance