Cirrus Logic CS4349 - Manual (Page 36)

36 DS782F2
CS4349
9 FILTER 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)
Figure 22. Stopband Rejection (Fast), all Modes Figure 23. Stopband Rejection (Slow), all Modes
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)
Figure 24. Single-Speed (Fast) Passband Detail Figure 25. Single-Speed (Slow) Passband Detail
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)
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)
0 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45 0.5
−0.5
−0.4
−0.3
−0.2
−0.1
0
0.1
0.2
0.3
0.4
0.5
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
−0.5
−0.4
−0.3
−0.2
−0.1
0
0.1
0.2
0.3
0.4
0.5
Frequency (normalized to Fs)
Amplitude (dB)
Figure 26. Double-Speed (Fast) Passband Detail Figure 27. Double-Speed (Slow) Passband Detail