Cirrus-logic CS4271 Manual de usuario Pagina 50

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CS4271
50 DS592F1
0.45 0.46 0.47 0.48 0.49 0.5 0.51 0.52 0.53 0.54 0.5
5
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Frequency(normalized to Fs)
Amplitude (dB)
0 0.05 0.1 0.15 0.2 0.2
5
0.2
0.15
0.1
0.05
0
0.05
0.1
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0.2
Frequency(normalized to Fs)
Amplitude (dB)
Figure 39. DAC Quad Speed (fast) Transition Band (detail) Figure 40. DAC Quad Speed (fast) Passband Ripple
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9
1
120
100
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Frequency(normalized to Fs)
Amplitude (dB)
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.
9
120
100
80
60
40
20
0
Frequency(normalized to Fs)
Amplitude (dB)
Figure 41. DAC Quad Speed (slow) Stopband Rejection Figure 42. DAC Quad Speed (slow) 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
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Frequency(normalized to Fs)
Amplitude (dB)
0 0.02 0.04 0.06 0.08 0.1 0.1
2
0.02
0.015
0.01
0.005
0
0.005
0.01
0.015
0.02
Frequency(normalized to Fs)
Amplitude (dB)
Figure 43. DAC Quad Speed (slow) Transition Band (detail) Figure 44. DAC Quad Speed (slow) Passband Ripple
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