WM8731 / WM8731L
Production Data
0
0.05
-20
0
-0.05
-40
-0.1
-60
-0.15
-80
-0.2
-100
0
0.5
1
1.5
2
2.5
3
Frequency (Fs)
-0.25
0
0.05
0.1
0.15
0.2
0.25
Frequency (Fs)
Figure 41 DAC Digital Filter Frequency Response –Type 3 Figure 42 DAC Digital Filter Ripple –Type 3
ADC FILTER RESPONSES
0
-20
-40
-60
-80
-100
0
0.5
1
1.5
2
2.5
3
Frequency (Fs)
Figure 43 ADC Digital Filter Frequency Response –Type 0
0.02
0.01
0
-0.01
-0.02
-0.03
-0.04
-0.05
-0.06
0
0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45 0.5
Frequency (Fs)
Figure 44 ADC Digital Filter Ripple –Type 0
0
-20
-40
-60
-80
-100
0
0.5
1
1.5
2
2.5
3
Frequency (Fs)
Figure 45 ADC Digital Filter Frequency Response –Type 1
0.02
0.01
0
-0.01
-0.02
-0.03
-0.04
-0.05
-0.06
0
0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45 0.5
Frequency (Fs)
Figure 46 ADC Digital Filter Ripple –Type 1
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PD, Rev 4.9, October 2012
57