CS42432_07 Datasheet, PDF (50/58 Pages) Cirrus Logic – 108 dB, 192 kHz 4-In, 6-Out TDM CODEC

8.2 DAC Output Filter
The recommended active and passive output filters are shown below.
DAC1-3
AOUTx -
AOUTx +
1800 pF
C0G
5.49 kΩ
4.75 kΩ
390 pF
2.94 kΩ
C0G
-
22 μF 562 Ω
1.65 kΩ
887 Ω
+
1200 pF
5600 pF
C0G
C0G
1.87 kΩ
22 μF
Figure 23. Active Analog Output Filter
47.5 k Ω
DAC1-3
AOUTx+
3.3 µF
560 Ω
+
10 kΩ
C
R _ext
CS42432
C=
Figure 24. Passive Analog Output Filter
R_ext+ 560
4πF_SR_ext560
50
DS673F2