CDB4354 Datasheet, PDF (7/11 Pages) Cirrus Logic – Evaluation Board for the CS4354

3. SCHEMATICS AND LAYOUT
Optical S/PDIF
Input
Coaxial S/PDIF
Input
Direct External
Input
Power:
+5V Input, +3.3V Regulator Figure 4
Hardware Controls Figure 3
CS8416
Manual
Reset
VL Select:
5V or 3.3V
CS4354
De-emphasis
Select
CS8416
S/PDIF
Receiver
Figure 3
Serial
Audio
Clocks &
Data
Clocks &
Data
Selection
(Headers)
Figure 3
Serial
Audio
Clocks &
Data
CS4354
Figure 3
Indicator LEDs
 +5V power
 +3.3V power
 VL power

S/PDIF Error
Figure 3
AOUTA
Filter
Figure 3
AOUTB
Filter
Analog
Outputs
Figure 2. System Block Diagram and Signal Flow