CS4397
0
-20
0
-20
-40
-40
-60
-60
-80
-80
-100
-120
-140
-160
-100
-120
-140
-160
0.46
0.48
0.50
0.52
0.54
0.56
0.58
0.6
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
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)
Frequency (normalized to Fs)
Figure 9. Single-speed Transition Band
Figure 10. Single-speed Stopband Rejection
0
-1
0.1
0.08
0.06
0.04
0.02
0
-2
-3
-4
-5
-6
-0.02
-0.04
-0.06
-0.08
-0.1
-7
-8
-9
-10
0.45
0.46
0.47
0.48
0.49
0.5
0.51
0.52
0
0.05
0.1
0.15
0.2
0.25
0.3
0.35
0.4
0.45
Frequency (normalized to Fs)
Frequency (normalized to Fs)
Figure 11. Single-speed Transition Band
Figure 12. Single-speed Frequency Response
0
0
-20
-20
-40
-60
-40
-60
-80
-80
-100
-120
-140
-100
-120
-140
0.4
0.45
0.5
0.55
0.6
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)
Frequency (normalized to Fs)
Figure 13. Double-speed Stopband
Figure 14. Double-speed Transition Band
0
-1
0.1
0.08
0.06
0.04
0.02
0
-2
-3
-4
-5
-6
-0.02
-0.04
-0.06
-0.08
-0.1
-7
-8
-9
-10
0.42
0.43
0.44
0.45
0.46
0.47
0.48
0.49
0.5
0.51
0.52
0
0.05
0.1
0.15
0.2
0.25
0.3
0.35
0.4
0.45
Frequency (normalized to Fs)
Frequency (normalized to Fs)
Figure 15. Double-speed Transition Band
Figure 16. Double-speed Frequency Response
DS333F1
29
CIRRUS [ CIRRUS LOGIC ]
