Cirrus-logic CS4353 Manuel d'utilisateur télécharger pdf (Page 22)

22 DS803F3

CS4353

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 0.4 0.45 0.

0.02

0.015

0.01

0.005

0.01

0.015

0.02

Frequency(normalized to Fs)

Amplitude (dB)

Figure 16. Double-speed Transition Band (detail) Figure 17. Double-speed 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.

120

100

Frequency(normalized to Fs)

Amplitude (dB)

Figure 18. Quad-speed Stopband Rejection Figure 19. Quad-speed 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 0.2

0.2

0.15

0.1

0.05

0.1

0.15

0.2

Frequency(normalized to Fs)

Amplitude (dB)

Figure 20. Quad-speed Transition Band (detail) Figure 21. Quad-speed Passband Ripple

1 2 ... 17 18 19 20 21 22 23 24 25

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Cirrus-logic CS4353 Manuel d'utilisateur Page 22