CS4218 Datasheet, PDF (27/44 Pages) Cirrus Logic – 16-Bit Stereo Audio Codec

Digital
Ground
Plane
>1/8"
Ground
Connection
Power
Connection
use Ferrite
Bead
CS4218
Analog
Ground
Plane
CS4218
Note that the CS4218
is oriented with its
digital pins towards the
digital end of the board.
CPU & Digital
Logic
Codec
digital
signals
Codec
analog
signals &
Components
Figure 23. CS4218 Board Layout Guideline
1
Digital ⁺
Supply
+ _Analog
Supply
+
Figure 24. CS4218 Decoupling Layout Guideline
DS135F1
27