CS42435_07 Datasheet, PDF (50/57 Pages) Cirrus Logic – 108 dB, 192 kHz 4-In, 8-Out TDM CODEC

8.2 DAC Output Filter
The recommended active and passive output filters are shown below.
DAC1-4
AOUTx -
AOUTx +
1800 pF
C0G
4.75 kΩ
390 pF
5.49 kΩ 2.94 kΩ
C0G
-
1.65 kΩ
5600 pF
887 Ω
C0G
1.87 kΩ
+
1200 pF
C0G
22 μF
22 μF 562Ω
47.5 k Ω
Figure 23. Active Analog Output Filter
CS42435
DAC1-4
AOUTx+
3.3 µF
560 Ω
+
10 kΩ
C
R _ext
C=
Figure 24. Passive Analog Output Filter
R_ext+ 560
4 πF_SR_ext560
50
DS685F2