CS5345(2004) Ver la hoja de datos (PDF) - Cirrus Logic

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CS5345
(Rev.:2004)

105 dB, 24-Bit, 192 kHz Stereo Audio ADC

Cirrus Logic 

CS5345

ADC DIGITAL FILTER CHARACTERISTICS

Parameter (Note 5, 7)

Single Speed Mode

Passband

(-0.1 dB)

Passband Ripple

Stopband

Stopband Attenuation

Total Group Delay (Fs = Output Sample Rate)

Double Speed Mode

Passband

(-0.1 dB)

Passband Ripple

Stopband

Stopband Attenuation

Total Group Delay (Fs = Output Sample Rate)

Quad Speed Mode

Passband

(-0.1 dB)

Passband Ripple

Stopband

Stopband Attenuation

Total Group Delay (Fs = Output Sample Rate)

High Pass Filter Characteristics

Frequency Response -3.0 dB

-0.13 dB

Phase Deviation

@ 20Hz

Passband Ripple

Filter Settling Time

Symbol Min Typ Max Unit

0

- 0.4896 Fs

-

- 0.035 dB

0.5688 -

-

Fs

70

-

-

dB

tgd

- 12/Fs -

s

0

- 0.4896 Fs

-

- 0.025 dB

0.5604 -

-

Fs

69

-

-

dB

tgd

- 9/Fs

-

s

0

- 0.2604 Fs

-

- 0.025 dB

0.5000 -

-

Fs

60

-

-

dB

tgd

- 5/Fs

-

s

(Note 6)

(Note 6)

-

1

-

Hz

20

-

Hz

-

10

-

Deg

-

-

0

dB

105/Fs

s

Note:

5. Filter response is guaranteed by design.

6. Response shown is for Fs equal to 48 kHz.

7. Response is clock dependent and will scale with Fs. Note that the response plots (Figures 13 to 24) are

normalized to Fs and can be de-normalized by multiplying the X-axis scale by Fs.

9

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