CS42418(2004) 데이터 시트보기 (PDF) - Cirrus Logic

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CS42418
(Rev.:2004)

110 dB, 192 kHz 8-Ch Codec with PLL

Cirrus Logic 

CS42418

FILT+ Nominal Voltage

Output Impedance

Maximum allowable DC current

-

5.0

-

-

5.0

-

V

-

35

-

-

35

-

kΩ

-

0.01

-

-

0.01

-

mA

Notes: 3. Typical performance numbers are taken at 25° C. Min/Max performance numbers are guaranteed across

the specified temperature range, TA.

4. Referred to the typical full-scale voltage.

5. Measured between AIN+ and AIN-

A/D DIGITAL FILTER CHARACTERISTICS

Parameter

Single Speed Mode (2 to 50 kHz 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 (50 to 100 kHz 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 (100 to 192 kHz 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

@ 20 Hz

Passband Ripple

Filter Setting Time

Symbol

(Note 6)

(Note 6)

tgd

∆tgd

(Note 6)

(Note 6)

tgd

∆tgd

(Note 6)

(Note 6)

tgd

∆tgd

(Note 7)

(Note 7)

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

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

52

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