CS5351(2002) 查看數據表（PDF） - Cirrus Logic

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CS5351
(Rev.:2002)

108 dB, 192 kHz, Multi-Bit Audio A/D Converter

Cirrus Logic 

CS5351

DIGITAL DECIMATION FILTER CHARACTERISTICS

Parameter

Single Speed Mode (2kHz to 50kHz sample rates)

Passband

(-0.1 dB)

Passband Ripple

Stopband

Stopband Attenuation

Total Group Delay (Fs = Output Sample Rate)

Group Delay Variation vs. Frequency

Double Speed Mode (50kHz to 100kHz sample rates)

Passband

(-0.1 dB)

Passband Ripple

Stopband

Stopband Attenuation

Total Group Delay (Fs = Output Sample Rate)

Group Delay Variation vs. Frequency

Quad Speed Mode (100kHz to 192kHz sample rates)

Passband

(-0.1 dB)

Passband Ripple

Stopband

Stopband Attenuation

Total Group Delay (Fs = Output Sample Rate)

Group Delay Variation vs. Frequency

High Pass Filter Characteristics

Frequency Response -3.0 dB

-0.13 dB

Phase Deviation

@ 20Hz

Passband Ripple

Filter Settling Time

Symbol

(Note 3)

(Note 3)

tgd

∆tgd

(Note 3)

(Note 3)

tgd

∆tgd

(Note 3)

(Note 3)

tgd

∆tgd

(Note 2)

(Note 2)

Min Typ Max Unit

0

- 0.47 Fs

-

- ±0.035 dB

0.58 -

-

Fs

-95

-

-

dB

- 12/Fs -

s

-

-

0.0 µs

0

- 0.45 Fs

-

- ±0.035 dB

0.68 -

-

Fs

-92

-

-

dB

- 9/Fs -

s

-

-

0.0 µs

0

- 0.24 Fs

-

- ±0.035 dB

0.78 -

-

Fs

-97

-

-

dB

- 5/Fs -

s

-

-

0.0 µs

-

1

-

Hz

20

-

Hz

-

10

- Deg

-

-

0

dB

105/Fs

s

Notes: 2. Response shown is for Fs equal to 48 kHz. Filter characteristics scale with Fs.

3. The filter frequency response scales precisely with Fs.

DS565PP2

13

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