wm8987 Wolfson Microelectronics plc, wm8987 Datasheet - Page 49

• Manufacturer Part Number: wm8987
• Description: Stereo Codec For Portable Audio Applications
• Manufacturer: Wolfson Microelectronics plc

Production Data
Figure 22 DAC Digital Filter Frequency Response – Type 0 Figure 23 DAC Digital Filter Ripple – Type 0
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Figure 24 DAC Digital Filter Frequency Response – Type 1 Figure 25 DAC Digital Filter Ripple – Type 1
Figure 26 DAC Digital Filter Frequency Response – Type 2 Figure 27 DAC Digital Filter Ripple – Type 2
DAC FILTER RESPONSES
-100
-100
-100
-20
-40
-60
-80
-20
-40
-60
-80
-20
-40
-60
-80
0
0
0
0
0
0
0.5
0.5
0.5
1
1
1
Frequency (Fs)
Frequency (Fs)
Frequency (Fs)
1.5
1.5
1.5
2
2
2
2.5
2.5
2.5
3
3
3
-0.01
-0.02
-0.03
-0.04
-0.05
-0.06
-0.01
-0.02
-0.03
-0.04
-0.05
-0.06
-0.01
-0.02
-0.03
-0.04
-0.05
-0.06
0.02
0.01
0.02
0.01
0.02
0.01
0
0
0
0
0
0
0.05
0.05
0.05
0.1
0.1
0.15
0.15
0.2
0.2
0.1
Frequency (Fs)
Frequency (Fs)
Frequency (Fs)
0.25
0.25
0.15
0.3
0.3
0.35
0.35
PD Rev 4.0 August 2008
0.4
0.4
0.2
0.45
0.45
WM8987L
0.25
0.5
0.5
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