WM8737 Datasheet, PDF (34/38 Pages) Wolfson Microelectronics plc – STEREO ADC WITH MICROPHONE PREAMPLIFIER

WM8737L
Preliminary Technical Data
0
-20
-40
-60
-80
-100
0
0.5
1
1.5
2
2.5
3
Frequency (Fs)
Figure 17 Digital Filter Type A Frequency Response
0
-20
-40
-60
-80
-100
0
0.5
1
1.5
2
2.5
3
Frequency (Fs)
Figure 19 Digital Filter Type B Frequency Response
0
-20
-40
-60
-80
-100
0
0.5
1
1.5
2
2.5
3
Frequency (Fs)
Figure 21 Digital Filter Type C Frequency Response
0
-20
-40
-60
-80
-100
0
0.5
1
1.5
2
2.5
3
Frequency (Fs)
Figure 23 Digital Filter Type D Frequency Response
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 18 ADC Digital Filter Type A Ripple
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
Frequency (Fs)
Figure 20 Digital Filter Type B Ripple
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 22 Digital Filter Type C Ripple
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
Frequency (Fs)
Figure 24 Digital Filter Type D Ripple
w
AI Rev 3.0 May 2004
34