Just share documentation i found on this point.
Mixed signals:
- TUT5450.pdf
- june2001pcd_mixedsignal.pdf
Crosstalk explained;
- lccalc.pdf
e.g.
AOUT_NG groug separation;
The famous 'Berlin Wall' on the SammichFM :D
...
Any other experience... Good or bad design, please 'cross'talk about it? :thumbsup: