CS4227 Datasheet, PDF (20/36 Pages) Cirrus Logic – Six Channel, 20-Bit Codec

The CS4227 will mute the analog outputs and enter
the Power Down Mode if the supply drops below
approximately 4 volts.
2.12 ADC and DAC Filter Response Plots
Figures 15 through 20 show the overall frequency
response, passband ripple and transition band for
the CS4227 ADC’s and DAC’s.
CS4227
Digital
Ground
Plane
> 1/8"
+5V
Ferrite
Bead
Ground
Connection
Analog
Ground
Plane
CS4227
Note that the CS4227
is oriented with its
digital pins towards the
digital end of the board.
CPU & Digital
Logic
Codec
digital
signals
Codec
analog
signals &
components
Figure 14. Suggested Layout Guideline
20
DS281PP2