Cirrus-logic CS5566 Manuel d'utilisateur télécharger pdf (Page 23)

CS5566

DS806PP2 23

5/4/09

3.10 Digital Filter Characteristics

The digital filter is designed for fast settling, therefore it exhibits very little in-band attenuation. The filter

attenuation is -0.0414 dB at 2.5 kHz when sampling at 5 kSps.

Figure 20. Digital Filter Response (DC to 2.5 kHz)

Frequency (Hz)

-0.001646 dB

-0.00663 dB

-0.0149 dB

-0.0262 dB

-0.0414 dB

fs = 5 kSps

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