Cirrus Logic CS4270 - Manual (Page 38)

38 DS686F1
CS4270
9. FILTER PLOTS
Figure 23. DAC Single-Speed Stopband Rejection Figure 24. DAC Single-Speed Transition Band
0.45 0.46 0.47 0.48 0.49 0.5 0.51 0.52 0.53 0.54 0.5 5
-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
-0.25
-0. 2
-0.15
-0. 1
-0.05
0
0.05
Frequency (normalized to Fs)
Amplitude
dB
Figure 25. DAC Single-Speed Transition Band (detail) Figure 26. DAC Single-Speed Passband Ripple
Figure 27. DAC Double-Speed Stopband Rejection Figure 28. DAC Double-Speed Transition Band