wm8351 Wolfson Microelectronics plc, wm8351 Datasheet - Page 317

• Manufacturer Part Number: wm8351
• Description: Wolfson Audioplus? Stereo Codec With Power Management
• Manufacturer: Wolfson Microelectronics plc

Production Data
Figure 83 DAC Digital Filter Frequency Response (Sloping
Stopband Mode)
Figure 85 ADC Digital Filter Frequency Response
w
MA GNITUDE(dB)
-100
-120
-140
-100
-110
-120
-130
-140
-150
-160
-170
-10
-20
-30
-40
-50
-60
-70
-80
-90
10
-20
-40
-60
-80
0
20
0
0
0.00
4.41k
8.82k
0.25
13.23k
Magnitude (dB) up to fs
17.64k
28.1.2
22.05k
Frequency
0.50
26.46k
ADC FILTER RESPONSES
30.87k
35.28k
0.75
39.69k
44.1k
Figure 84 DAC Digital Filter Ripple (Sloping Stopband
Mode)
Figure 86 ADC Digital Filter Ripple
MAGNITUDE(dB)
-100m
-0.02
-0.04
-0.06
-0.08
-0.15
-0.25
-0.35
-0.45
-50m
50m
-0.2
-0.3
-0.4
-0.5
0.08
0.06
0.04
0.02
-0.1
0
0.1
0
0
0.00
2.205k
4.41k
6.615k
Magnitude (dB): Passband Ripple
8.82k
11.025k
Frequency
13.23k
0.25
15.435k
PD, June 2009, Rev 4.1
17.64k
19.845k
WM8351
22.05k
317