Figure 9. single-speed transition band, Figure 10. single-speed stopband rejection, Figure 11. single-speed transition band – Cirrus Logic CS4397 User Manual
Page 29: Figure 12. single-speed frequency response, Figure 13. double-speed stopband, Figure 14. double-speed transition band, Figure 15. double-speed transition band, Figure 16. double-speed frequency response, Cs4397
CS4397
DS333F1
29
-160
-140
-120
-100
-80
-60
-40
-20
0
0.45 0.46 0.47 0.48 0.49 0.5 0.51 0.52 0.53 0.54 0.55 0.56 0.57 0.58 0.59 0.6
Frequency (normalized to Fs)
A
m
pl
it
ude
dB
0.46 0.48 0.50 0.52 0.54 0.56 0.58 0.6
-160
-140
-120
-100
-80
-60
-40
-20
0
0.45
0.5
0.55
0.6
0.65
0.7
0.75
0.8
0.85
0.9
0.95
1
Frequency (normalized to Fs)
A
m
pli
tude
dB
Figure 9. Single-speed Transition Band
Figure 10. Single-speed Stopband Rejection
-10
-9
-8
-7
-6
-5
-4
-3
-2
-1
0
0.45
0.46
0.47
0.48
0.49
0.5
0.51
0.52
Frequency (normalized to Fs)
A
m
pli
tude
dB
-0.1
-0.08
-0.06
-0.04
-0.02
0
0.02
0.04
0.06
0.08
0.1
0
0.05
0.1
0.15
0.2
0.25
0.3
0.35
0.4
0.45
Frequency (normalized to Fs)
A
m
pli
tude
dB
Figure 11. Single-speed Transition Band
Figure 12. Single-speed Frequency Response
-140
-120
-100
-80
-60
-40
-20
0
0.4
0.45
0.5
0.55
0.6
0.65
0.7
0.75
0.8
0.85
0.9
0.95
1
Frequency (normalized to Fs)
A
m
pli
tude
dB
-140
-120
-100
-80
-60
-40
-20
0
0.4
0.45
0.5
0.55
0.6
Frequency (normalized to Fs)
A
m
pli
tude
dB
Figure 13. Double-speed Stopband
Figure 14. Double-speed Transition Band
-10
-9
-8
-7
-6
-5
-4
-3
-2
-1
0
0.42
0.43
0.44
0.45
0.46
0.47
0.48
0.49
0.5
0.51
0.52
Frequency (normalized to Fs)
A
m
pli
tude
dB
-0.1
-0.08
-0.06
-0.04
-0.02
0
0.02
0.04
0.06
0.08
0.1
0
0.05
0.1
0.15
0.2
0.25
0.3
0.35
0.4
0.45
Frequency (normalized to Fs)
A
m
pli
tude
dB
Figure 15. Double-speed Transition Band
Figure 16. Double-speed Frequency Response