Routing tips for mixed-signal PCB that can't have normal isolation

[cbrake (Cliff Brake)]

@alexw

I agree- if you’re going to have only one ground plane, you should probably put it between two layers so it’s at least providing close, tight return paths for two of the layers.

Here is some more information on layer stackup that I found helpful:

How to Decide on Your PCB Layer Ordering, Pouring and Stackup (with Rick Hartley)