WM8569

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PP Rev 1.1 December 2005

2

TABLE OF CONTENTS

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

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

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

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

TABLE OF CONTENTS .........................................................................................1

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

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

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

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

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

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

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

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

DIGITAL AUDIO INTERFACE – MASTER MODE ......................................................... 8

DIGITAL AUDIO INTERFACE – SLAVE MODE .......................................................... 10

MPU INTERFACE TIMING .......................................................................................... 12

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

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

AUDIO DATA SAMPLING RATES............................................................................... 13

HARDWARE CONTROL MODES ............................................................................... 14

DIGITAL AUDIO INTERFACE ..................................................................................... 16

POWERDOWN MODES ............................................................................................. 20

ZERO DETECT ........................................................................................................... 20

REGISTER MAP ......................................................................................................... 21

CONTROL INTERFACE REGISTERS ........................................................................ 22

DIGITAL FILTER CHARACTERISTICS ...............................................................30

DAC FILTER RESPONSES......................................................................................... 30

ADC FILTER RESPONSES......................................................................................... 31

ADC HIGH PASS FILTER........................................................................................... 31

DIGITAL DE-EMPHASIS CHARACTERISTICS........................................................... 31

APPLICATIONS INFORMATION .........................................................................33

RECOMMENDED EXTERNAL COMPONENTS VALUES ........................................... 33

SUGGESTED ANALOGUE LOW PASS POST DAC FILTERS ................................... 34

PACKAGE DIMENSIONS ....................................................................................35

IMPORTANT NOTICE ..........................................................................................36

ADDRESS: .................................................................................................................. 36