WM8985_07 WOLFSON [Wolfson Microelectronics plc], WM8985_07 Datasheet - Page 110

• Manufacturer Part Number: WM8985_07
• Description: Multimedia CODEC With Class D Headphone and Line Out
• Manufacturer: WOLFSON [Wolfson Microelectronics plc]

Figure 44 ADC Digital Filter Frequency Response
WM8985
DAC FILTER RESPONSES
Figure 40 DAC Digital Filter Frequency Response
(128xOSR)
Figure 42 DAC Digital Filter Frequency Response (64xOSR)
ADC FILTER RESPONSES
w
-100
-120
-140
-160
-100
-120
-140
-160
-100
-120
-20
-40
-60
-80
-20
-40
-60
-80
20
20
-20
-40
-60
-80
0
0
0
0
0
0
0.5
0.5
0.5
1
Frequency (Fs)
1
1
Frequency (fs)
Frequency (fs)
1.5
1.5
1.5
2
2
2
2.5
2.5
2.5
3
Figure 41 DAC Digital Filter Ripple (128xOSR)
Figure 43 DAC Digital Filter Ripple (64xOSR)
Figure 45 ADC Digital Filter Ripple
3.05
2.95
2.85
2.75
2.65
3.05
2.95
2.85
2.75
2.65
2.9
2.8
2.7
2.6
2.9
2.8
2.7
2.6
3
3
0
0
-0.05
-0.15
0.15
0.05
-0.1
-0.2
0.2
0.1
0.05
0.05
0
0
0.1
0.1
0.15
0.15
0.1
0.2
0.2
Frequency (Fs)
Frequency (fs)
Frequency (fs)
0.2
0.25
0.25
0.3
0.3
PP, Rev 3.5, March 2007
0.3
0.35
0.35
0.4
0.4
Pre-Production
0.4
0.45
0.45
0.5
0.5
0.5
110