Production Data
WM8524
DAC FILTER RESPONSES
0.2
0.15
0.1
0
-20
0.05
0
-40
-60
-0.05
-0.1
-0.15
-0.2
-80
-100
-120
0
0.05
0.1
0.15
0.2
0.25
0.3
0.35
0.4
0.45
0.5
Frequency (Fs)
0
0.5
1
1.5
2
2.5
3
Frequency (Fs)
Figure 11 DAC Digital Filter Frequency Response
– 256fs to 1152fs Clock Modes
Figure 12 DAC Digital Filter Ripple – 256fs to 1152fs Clock
Modes
0.2
0
0
-20
-0.2
-0.4
-0.6
-0.8
-1
-40
-60
-80
0
0.05
0.1
0.15
0.2
0.25
0.3
0.35
0.4
0.45
0.5
-100
Frequency (Fs)
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
Frequency (Fs)
Figure 13 DAC Digital Filter Frequency Response
– 128fs and 192fs Clock Modes
Figure 14 DAC Digital Filter Ripple – 128fs to 192fs Clock
Modes
PD, Rev 4.1, October 2011
19
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WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
