WM8711BL

Production Data

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PD, Rev 4.1, April 2007

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TABLE OF CONTENTS

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

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

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

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

PIN CONFIGURATION...........................................................................................3

ORDERING INFORMATION ..................................................................................3

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

ABSOLUTE MAXIMUM RATINGS.........................................................................5

RECOMMENDED OPERATING CONDITIONS .....................................................5

ELECTRICAL CHARACTERISTICS ......................................................................6

TERMINOLOGY .....................................................................................................7

POWER CONSUMPTION ......................................................................................8

HEADPHONE SNR VS AVDD ...............................................................................9

ANALOGUE SUPPLY CURRENT VS AVDD.........................................................9

DIGITAL AUDIO INTERFACE – MASTER MODE........................................................ 10

DIGITAL AUDIO INTERFACE – SLAVE MODE ........................................................... 11

MPU INTERFACE TIMING........................................................................................... 11

DEVICE DESCRIPTION .......................................................................................13

INTRODUCTION.......................................................................................................... 13

AUDIO SIGNAL PATH ................................................................................................. 14

DEVICE OPERATION .................................................................................................. 19

AUDIO DATA SAMPLING RATES ............................................................................... 27

ACTIVATING DSP AND DIGITAL AUDIO INTERFACE ............................................... 30

SOFTWARE CONTROL INTERFACE.......................................................................... 30

POWER DOWN MODES ............................................................................................. 32

REGISTER MAP .......................................................................................................... 34

DAC FILTER RESPONSES .................................................................................38

DIGITAL DE-EMPHASIS CHARACTERISTICS ..................................................40

RECOMMENDED EXTERNAL COMPONENTS ..................................................41

PACKAGE DIMENSIONS – QFN.........................................................................42

IMPORTANT NOTICE ..........................................................................................43

ADDRESS:................................................................................................................... 43