CS42426
11.APPENDIX D: DAC FILTER PLOTS
0
0
20
40
20
40
60
60
80
80
100
120
100
120
0.4
0.42
0.44
0.46
0.48
0.5
0.52
0.54
0.56
0.58
0.6
0.4
0.5
0.6
0.7
0.8
0.9
1
Frequency(normalized to Fs)
Frequency(normalized to Fs)
Figure 39. Single-Speed (fast) Stopband Rejection
Figure 40. Single-Speed (fast) Transition Band
0
0.02
1
0.015
0.01
0.005
0
2
3
4
5
6
0.005
0.01
0.015
0.02
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 41. Single-Speed (fast) Transition Band (detail)
Figure 42. Single-Speed (fast) Passband Ripple
0
0
20
20
40
40
60
60
80
80
100
120
100
120
0.4
0.5
0.6
0.7
0.8
0.9
1
0.4
0.42
0.44
0.46
0.48
0.5
0.52
0.54
0.56
0.58
0.6
Frequency(normalized to Fs)
Frequency(normalized to Fs)
Figure 43. Single-Speed (slow) Stopband Rejection
Figure 44. Single-Speed (slow) Transition Band
66
DS604F1
CIRRUS [ CIRRUS LOGIC ]
