WM8602

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PP Rev 1.5 May 2004

2

TABLE OF CONTENTS

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

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

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

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

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

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

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

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

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

POWER CONSUMPTION ......................................................................................7

SIGNAL TIMING REQUIREMENTS .......................................................................8

POWER SUPPLY.......................................................................................................... 8

MASTER CLOCK TIMING ............................................................................................. 8

AUDIO INTERFACE TIMING – MASTER MODE .......................................................... 9

DEVICE DESCRIPTION .......................................................................................14

INTRODUCTION ......................................................................................................... 14

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

DIGITAL AUDIO INTERFACE ..................................................................................... 15

AUDIO INTERFACE CONTROL.................................................................................. 18

MASTER CLOCK AND AUDIO SAMPLE RATES........................................................ 19

SYNCHRONISER........................................................................................................ 22

CONTROL INTERFACE OPERATION ........................................................................ 23

INPUT PROCESSOR .................................................................................................. 24

BASS MANAGEMENT .........................................................................................25

GRAPHIC EQUALISER............................................................................................... 26

DIGITAL DEEMPHASIS .............................................................................................. 28

DIGITAL VOLUME CONTROL .................................................................................... 28

SOFT MUTE AND AUTO-MUTE ................................................................................. 29

DYNAMIC PEAK COMPRESSOR ............................................................................... 31

INTERPOLATION FILTERS ........................................................................................ 34

PCM TO PWM CONVERTER ..................................................................................... 35

STANDBY, OUTPUT DISABLE AND RESET MODES ................................................ 36

EXTERNAL POWER SUPPLY CLOCK ....................................................................... 37

REGISTER MAP...................................................................................................39

FILTER RESPONSES ................................................................................................. 40

DIGITAL DE-EMPHASIS CHARACTERISTICS........................................................... 41

APPLICATION NOTES ........................................................................................42

START-UP .................................................................................................................. 42

POWER SUPPLY CONNECTIONS............................................................................. 43

APPLICATIONS INFORMATION .........................................................................44

RECOMMENDED EXTERNAL COMPONENTS .......................................................... 44

RECOMMENDED EXTERNAL COMPONENTS VALUES ........................................... 44

PACKAGE DIMENSIONS ....................................................................................45

IMPORTANT NOTICE ..........................................................................................46

ADDRESS: .................................................................................................................. 46