CS4270 데이터 시트보기 (PDF) - Cirrus Logic

부품명

상세내역

제조사

CS4270

24-Bit, 192 kHz Stereo Audio CODEC

Cirrus Logic 

CS4270

ADC DIGITAL FILTER CHARACTERISTICS

(Measurement Bandwidth is 10 Hz to 20 kHz unless otherwise specified) (Note 11)

Parameter

Single-Speed Mode

Passband

(-0.1 dB)

Passband Ripple

Stopband

Stopband Attenuation

Group Delay

Double-Speed Mode

Passband

(-0.1 dB)

Passband Ripple

Stopband

Stopband Attenuation

Group Delay

Quad-Speed Mode

Passband

(-0.1 dB)

Passband Ripple

Stopband

Stopband Attenuation

Group Delay

High-Pass Filter Characteristics

Frequency Response

-3.0 dB

-0.13 dB

Phase Deviation

@ 20 Hz

Passband Ripple

Symbol Min

(Note 12)

(Note 12)

tgd

(Note 12)

(Note 12)

tgd

(Note 12)

(Note 12)

tgd

(Note 13)

(Note 13)

0

-

0.57

70

-

0

-

0.56

69

-

0

-

0.50

60

-

-

-

-

Typ Max

-

-

-

-

12/Fs

0.49

0.035

-

-

-

- 0.49

- 0.05

-

-

-

-

9/Fs -

- 0.26

- 0.05

-

-

-

-

5/Fs -

1

-

20

-

10

-

-

0

Unit

Fs

dB

Fs

dB

s

Fs

dB

Fs

dB

s

Fs

dB

Fs

dB

s

Hz

Hz

deg

dB

11. Plots of this data are contained in Section 9. “Filter Plots” on page 41. See Figures 24 through 47.

12. The filter frequency response scales precisely with Fs.

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

DS686PP1

15

Share Link: