Filter response plots, Figure 24. single-speed (fast) stopband rejection, Figure 25. single-speed (fast) transition band – Cirrus Logic CS4364 User Manual
Page 43: Figure 27. single-speed (fast) passband ripple, Figure 28. single-speed (slow) stopband rejection, Figure 29. single-speed (slow) transition band, Figures 24
DS619F1
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CS4364
7. FILTER RESPONSE PLOTS
0.4
0.5
0.6
0.7
0.8
0.9
1
−120
−100
−80
−60
−40
−20
0
Frequency(normalized to Fs)
Amplitude (dB)
0.4
0.42
0.44
0.46
0.48
0.5
0.52
0.54
0.56
0.58
0.6
−120
−100
−80
−60
−40
−20
0
Frequency(normalized to Fs)
Amplitude (dB)
Figure 24. Single-Speed (fast) Stopband Rejection
Figure 25. Single-Speed (fast) Transition Band
0.45
0.46
0.47
0.48
0.49
0.5
0.51
0.52
0.53
0.54
0.55
−10
−9
−8
−7
−6
−5
−4
−3
−2
−1
0
Frequency(normalized to Fs)
Amplitude (dB)
0
0.05
0.1
0.15
0.2
0.25
0.3
0.35
0.4
0.45
0.5
−0.02
−0.015
−0.01
−0.005
0
0.005
0.01
0.015
0.02
Frequency(normalized to Fs)
Amplitude (dB)
Figure 26. Single-Speed (fast) Transition Band (detail)
Figure 27. Single-Speed (fast) Passband Ripple
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0.5
0.6
0.7
0.8
0.9
1
−120
−100
−80
−60
−40
−20
0
Frequency(normalized to Fs)
Amplitude (dB)
0.4
0.42
0.44
0.46
0.48
0.5
0.52
0.54
0.56
0.58
0.6
−120
−100
−80
−60
−40
−20
0
Frequency(normalized to Fs)
Amplitude (dB)
Figure 28. Single-Speed (slow) Stopband Rejection
Figure 29. Single-Speed (slow) Transition Band