WM9714CLGEFLSLASHV datasheet(2/120 Pages) CIRRUS

2 / 120 page

WM9714L

Rev 4.0

TABLE OF CONTENTS

DESCRIPTION................................................................................................................ 1

FEATURES..................................................................................................................... 1

APPLICATIONS.............................................................................................................. 1

BLOCK DIAGRAM ......................................................................................................... 1

TABLE OF CONTENTS.................................................................................................. 2

PIN CONFIGURATION ................................................................................................... 4

ORDERING INFORMATION........................................................................................... 4

PIN DESCRIPTION......................................................................................................... 4

ABSOLUTE MAXIMUM RATINGS ................................................................................. 6

RECOMMENDED OPERATING CONDITIONS.............................................................. 6

ELECTRICAL CHARACTERISTICS .............................................................................. 7

AUDIO OUTPUTS ......................................................................................................................7

AUDIO INPUTS ..........................................................................................................................8

AUXILIARY MONO DAC (AUXDAC)..........................................................................................8

PCM VOICE DAC (VXDAC) .......................................................................................................8

AUXILIARY ADC ........................................................................................................................9

COMPARATORS .......................................................................................................................9

REFERENCE VOLTAGES .........................................................................................................9

DIGITAL INTERFACE CHARACTERISTICS ...........................................................................10

POWER CONSUMPTION............................................................................................. 10

SIGNAL TIMING REQUIREMENTS ............................................................................. 11

AC97 INTERFACE TIMING......................................................................................................11

PCM AUDIO INTERFACE TIMING

– SLAVE MODE...............................................................15

PCM AUDIO INTERFACE TIMING

– MASTER MODE............................................................16

DEVICE DESCRIPTION ............................................................................................... 17

INTRODUCTION ......................................................................................................................17

AUDIO PATHS OVERVIEW.....................................................................................................18

CLOCK GENERATION ............................................................................................................19

CLOCK DIVISION MODES ......................................................................................................19

PLL MODE ...............................................................................................................................21

DIGITAL INTERFACES............................................................................................................24

AC97 INTERFACE ...................................................................................................................25

PCM INTERFACE ....................................................................................................................25

AUDIO ADCS ............................................................................................................... 31

STEREO ADC ..........................................................................................................................31

RECORD SELECTOR..............................................................................................................32

RECORD GAIN ........................................................................................................................33

AUTOMATIC LEVEL CONTROL..............................................................................................34

AUDIO DACS ............................................................................................................... 38

STEREO DAC ..........................................................................................................................38

VOICE DAC..............................................................................................................................40

AUXILIARY DAC ......................................................................................................................41

VARIABLE RATE AUDIO / SAMPLE RATE CONVERSION ....................................... 43

AUDIO INPUTS............................................................................................................. 44

LINE INPUT..............................................................................................................................44

MICROPHONE INPUT .............................................................................................................44

MONOIN INPUT .......................................................................................................................49

PCBEEP INPUT .......................................................................................................................50

DIFFERENTIAL MONO INPUT ................................................................................................51

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