Cirrus-logic CS5361 Manual do Utilizador descarregar pdf (Página 7)

CS5361

DS467F2 7

DIGITAL FILTER CHARACTERISTICS

Notes: 6. The filter frequency response scales precisely with Fs.

7. Response shown is for Fs equal to 48 kHz. Filter characteristics scale with Fs.

Parameter Symbol Min Typ Max Unit

Single Speed Mode (2 kHz to 51 kHz sample rates)

Passband (-0.1 dB) (Note 6) 0 - 0.47 Fs

Passband Ripple -0.1 - 0.035 dB

Stopband (Note 6) 0.58 - - Fs

Stopband Attenuation -95 - - dB

Total Group Delay (Fs = Output Sample Rate) t

-12/Fs- s

Interchannel Phase Deviation - 0.0001 - Deg

Double Speed Mode (50 kHz to 102 kHz sample rates)

Passband (-0.1 dB) (Note 6) 0 - 0.45 Fs

Passband Ripple -0.1 - 0.035 dB

Stopband (Note 6) 0.68 - - Fs

Stopband Attenuation -92 - - dB

Total Group Delay (Fs = Output Sample Rate) t

-9/Fs- s

Interchannel Phase Deviation - 0.0001 - Deg

Quad Speed Mode (100 kHz to 204 kHz sample rates)

Passband (-0.1 dB) (Note 6) 0 - 0.24 Fs

Passband Ripple -0.1 - 0.035 dB

Stopband (Note 6) 0.78 - - Fs

Stopband Attenuation -92 - - dB

Total Group Delay (Fs = Output Sample Rate) t

-5/Fs- s

Interchannel Phase Deviation - 0.0001 - Deg

High-pass Filter Characteristics

Frequency Response -3.0 dB

-0.13 dB (Note 7)

-1

Phase Deviation @ 20 Hz (Note 7) - 10 - Deg

Passband Ripple - - 0 dB

Filter Settling Time 10

/Fs s

1 2 3 4 5 6 7 8 9 10 11 12 ... 22 23

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Cirrus-logic CS5361 Manual do Utilizador Página 7