Cirrus-logic CS42526 Manual do Utilizador descarregar pdf (Página 87)

DS585F2 87

CS42526

0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1

120

100

Frequency(normalized to Fs)

Amplitude (dB)

0.2 0.3 0.4 0.5 0.6 0.7 0.8

120

100

Frequency(normalized to Fs)

Amplitude (dB)

Figure 58. Double-Speed (slow) Stopband Rejection Figure 59. Double-Speed (slow) Transition Band

0.45 0.46 0.47 0.48 0.49 0.5 0.51 0.52 0.53 0.54 0.55

Frequency(normalized to Fs)

Amplitude (dB)

0 0.05 0.1 0.15 0.2 0.25 0.3 0.35

0.02

0.015

0.01

0.005

0.01

0.015

0.02

Frequency(normalized to Fs)

Amplitude (dB)

Figure 60. Double-Speed (slow) Transition Band (detail) Figure 61. Double-Speed (slow) Passband Ripple

0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1

120

100

Frequency(normalized to Fs)

Amplitude (dB)

0.2 0.3 0.4 0.5 0.6 0.7 0.8

120

100

Frequency(normalized to Fs)

Amplitude (dB)

Figure 62. Quad-Speed (fast) Stopband Rejection Figure 63. Quad-Speed (fast) Transition Band

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Cirrus-logic CS42526 Manual do Utilizador Página 87