CDB4227 데이터 시트보기 (PDF) - Cirrus Logic

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CDB4227

Six Channel, 20-Bit Codec

Cirrus Logic 

The CS4227 will mute the analog outputs and enter

the Power Down Mode if the supply drops below

approximately 4 volts.

2.12 ADC and DAC Filter Response Plots

Figures 15 through 20 show the overall frequency

response, passband ripple and transition band for

the CS4227 ADC’s and DAC’s.

CS4227

Digital

Ground

Plane

> 1/8"

+5V

Ferrite

Bead

Ground

Connection

Analog

Ground

Plane

CS4227

Note that the CS4227

is oriented with its

digital pins towards the

digital end of the board.

CPU & Digital

Logic

Codec

digital

signals

Codec

analog

signals &

components

Figure 14. Suggested Layout Guideline

20

DS281PP2

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