CS42438-DMZR(2006) 데이터 시트보기 (PDF) - Cirrus Logic

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CS42438-DMZR
(Rev.:2006)

108 dB, 192 kHz 6-In, 8-Out TDM CODEC

Cirrus Logic 

ADC DIGITAL FILTER CHARACTERISTICS

CS42438

Parameter (Notes 8, 9)

Single-Speed Mode (Note 9)

Passband (Frequency Response)

Passband Ripple

Stopband

Stopband Attenuation

Total Group Delay

Double-Speed Mode (Note 9)

Passband (Frequency Response)

Passband Ripple

Stopband

Stopband Attenuation

Total Group Delay

High-Pass Filter Characteristics

Frequency Response

-3.0 dB

-0.13 dB

Phase Deviation

@ 20 Hz

Passband Ripple

Filter Settling Time

Min Typ Max Unit

to -0.1 dB corner 0

- 0.4896 Fs

-

-

0.08 dB

0.5688 -

-

Fs

70

-

-

dB

-

12/Fs

-

s

to -0.1 dB corner 0

- 0.4896 Fs

-

-

0.16 dB

0.5604 -

-

Fs

69

-

-

dB

-

9/Fs

-

s

-

1

-

Hz

20

-

Hz

-

10

-

Deg

-

-

0

dB

-

105/Fs

0

s

Notes:

8. Filter response is guaranteed by design.

9. Response is clock-dependent and will scale with Fs. Note that the response plots (Figures 26 to 33) have

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

16

DS646F1

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