WM9703CFT/V View Datasheet(PDF) - Wolfson Microelectronics plc

Part Name

Description

Manufacturer

WM9703CFT/V

AC’97 Revision 2.1 Audio Codec

Wolfson Microelectronics plc 

Production Data

SDATAOUT

BITCLK

SDATAIN

PC I/O

SYNC

CHIPSET RESET

OR AC’97

CONTROLLER

SDATAOUT

BITCLK

SDATAIN

SYNC

RESET

XTLOUT

LINEOUTL

WM9703

LINEOUTR

ID=00

Front R data

Front L data

WM9703

XTLIN

SDATAOUT

BITCLK

SDATAIN

SYNC

RESET

LINEOUTL

WM9703

LINEOUTR

ID=10

Surround R data

Surround L data

XTLIN

SDATAOUT

BITCLK

SDATAIN

SYNC

RESET

LINEOUTL

WM9703

LINEOUTR

ID=11

Figure 10 WM9703 in a 6 Channel System

Centre data

LFE data

SDATAOUT

BITCLK

SDATAIN

SYNC

RESETB

PC I/O

CHIPSET

OR AC’97

CONTROLLER

NOTEBOOK/

LAPTOP

Option of using RESETB

or SDATAIN to disable

NB CODEC

when docked.

CID0 CID1

SDATAOUT

BITCLK

SDATAIN WM9703

SYNC

RESETB

ID=00

If pins CID0/1 not

driven then CODEC ID

defaults to 00.

When docked CID1 is

pulled low making

CODEC a ’slave’ (01)

stopping BITCLK

LINEOUTL

SDATAOUT

BITCLK

SDATAIN WM9703

SYNC

RESETB

LINEOUTR

ID=00

DOCKING STATION

Figure 11 WM9703 in a Docking Station System

WOLFSON MICROELECTRONICS LTD

PD Rev 3.4 January 2001

11

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