9 APPENDIX B: ADC FILTER PLOTS
0
-10
0
-10
-20
-20
-30
-30
-40
-40
-50
-50
-60
-60
-70
-70
-80
-80
-90
-90
-100
-110
-120
-130
-140
-100
-110
-120
-130
-140
0.40 0.42 0.44 0.46 0.48 0.50 0.52
0.54 0.56 0.58 0.60
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
Frequency (normalized to Fs)
Frequency (normalized to Fs)
Figure 26. SSM Stopband Rejection
Figure 27. SSM Transition Band
0
-1
0.10
0.08
0.06
-2
-3
0.04
-4
0.02
-5
0.00
-6
-0.02
-0.04
-0.06
-0.08
-0.10
-7
-8
-9
-10
0
0.05
0.1
0.15
0.2
0.25
0.3
0.35
0.4
0.45
0.5
0.45 0.46 0.47 0.48 0.49
0.5
0.51 0.52 0.53 0.54 0.55
Frequency (normalized to Fs)
Frequency (normalized to Fs)
Figure 28. SSM Transition Band (Detail)
Figure 29. SSM Passband Ripple
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
0
-10
-20
-30
-40
-50
-60
-70
-80
-90
-100
-100
-110
-120
-130
-140
-110
-120
-130
-140
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
0.40 0.42 0.44 0.46 0.48 0.50 0.52 0.54 0.56 0.58 0.60
Frequency (normalized to Fs)
Frequency (normalized to Fs)
Figure 30. DSM Stopband Rejection
Figure 31. DSM Transition Band
DS646PP2
55
CIRRUS [ CIRRUS LOGIC ]
