CS8427-IS Ver la hoja de datos (PDF) - Cirrus Logic

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CS8427-IS

96 kHz Digital Audio Interface Transceiver

Cirrus Logic 

2. TYPICAL CONNECTION DIAGRAM

CS8427

+5.0 V

Analog

Supply*

Ferrite *

Bead

0.1µF

0.1µF

+3.3 V or +5.0 V

Digital Supply

AES3/

SPDIF

Source

Cable

Termination

3-wire Serial

Audio Source

VA+

RXP

RXN

VL+

TXP

TXN

CS8427

ILRCK

ISCLK

SDIN

OLRCK

OSCLK

SDOUT

Clock Source

and Control

Hardware

Control

To other

CS8427's

RMCK

SDA/CDOUT

OMCK

AD0/CS

SCL/CCLK

AD1/CDIN

INT

EMPH/AD 2

U

RERR

RST

TCBL

H/S

AGND FILT

DGND

RFILT

CFILT CRIP

Cable

Interface

AES3/

SPDIF

Equipment

3-wire Serial

Audio Input

Device

Microcontroller

* A separate analog supply is only necessary in applications where RMCK is used

for a jitter sensitive task. For applications where RMCK is not used for a jitter

sensitive task, connect VA+ to VD+ via a ferrite bead. Keep the decoupling

capacitor between VA+ and AGND.

Figure 5. Recommended Connection Diagram for Software Mode

DS477F1

11

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