Production Data
WM8955BL
0.02
0.01
0
0
-20
-40
-0.01
-0.02
-0.03
-0.04
-0.05
-0.06
-60
-80
-100
0
0.05
0.1
0.15
0.2
0.25
0.3
0.35
0.4
0.2
0.2
0.45
0.5
0
0.5
1
1.5
2
2.5
3
3
3
Frequency (Fs)
Frequency (Fs)
Figure 22 DAC Filter Frequency Response – Type 1
Figure 23 DAC Filter Ripple – Type 1
0.02
0
0.01
0
-20
-40
-0.01
-0.02
-0.03
-0.04
-0.05
-0.06
-60
-80
-100
0
0.05
0.1
0.15
0.25
0
0.5
1
1.5
2
2.5
Frequency (Fs)
Frequency (Fs)
Figure 24 DAC Filter Frequency Response – Type 2
Figure 25 DAC Filter Ripple – Type 2
0
0
-0.05
-0.1
-20
-40
-0.15
-0.2
-60
-80
-0.25
-100
0
0.05
0.1
0.15
0.25
0
0.5
1
1.5
2
2.5
Frequency (Fs)
Frequency (Fs)
Figure 26 DAC Filter Frequency Response – Type 3
Figure 27 DAC Filter Ripple – Type 3
PD Rev 4.1 February 2007
39
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WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
