CS4353_09 Datasheet, PDF (21/26 Pages) Cirrus Logic – 3.3 V Stereo Audio DAC with 2 VRMS Line Output

5. DIGITAL FILTER RESPONSE PLOTS
CS4353
0
−20
−40
−60
−80
−100
−120
0.4
0.5
0.6
0.7
0.8
0.9
1
Frequency(normalized to Fs)
Figure 10. Single-speed Stopband Rejection
0
−20
−40
−60
−80
−100
−120
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)
Figure 11. Single-speed Transition Band
0
−1
−2
−3
−4
−5
−6
−7
−8
−9
−10
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)
Figure 12. Single-speed Transition Band (detail)
0.02
0.015
0.01
0.005
0
−0.005
−0.01
−0.015
−0.02
0
0.05
0.1
0.15
0.2
0.25
0.3
0.35
0.4
0.45
0.5
Frequency(normalized to Fs)
Figure 13. Single-speed Passband Ripple
0
20
40
60
80
100
120
0.4
0.5
0.6
0.7
0.8
0.9
1
Frequency(normalized to Fs)
Figure 14. Double-speed Stopband Rejection
0
20
40
60
80
100
120
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)
Figure 15. Double-speed Transition Band
DS803F1
21