WM8580GEFT datasheet(3/92 Pages) WOLFSON

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WM8580

PP Rev 1.0 March 2006

TABLE OF CONTENTS

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

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

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

BLOCK DIAGRAM ............................................................................................................................................................... 2

TABLE OF CONTENTS........................................................................................................................................................ 3

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

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

PIN DESCRIPTION .............................................................................................................................................................. 5

MULTI-FUNCTION PINS.................................................................................................................................................. 6

ABSOLUTE MAXIMUM RATINGS ....................................................................................................................................... 7

RECOMMENDED OPERATING CONDITIONS .................................................................................................................... 8

ELECTRICAL CHARACTERISTICS ..................................................................................................................................... 8

TERMINOLOGY ............................................................................................................................................................. 10

MASTER CLOCK TIMING.............................................................................................................................................. 11

DIGITAL AUDIO INTERFACE – MASTER MODE.......................................................................................................... 12

DIGITAL AUDIO INTERFACE – SLAVE MODE ............................................................................................................. 13

CONTROL INTERFACE TIMING – 3-WIRE MODE ....................................................................................................... 14

CONTROL INTERFACE TIMING – 2-WIRE MODE ....................................................................................................... 15

DEVICE DESCRIPTION ..................................................................................................................................................... 16

INTRODUCTION ............................................................................................................................................................ 16

CONTROL INTERFACE OPERATION ........................................................................................................................... 17

DIGITAL AUDIO INTERFACES...................................................................................................................................... 21

AUDIO DATA FORMATS ............................................................................................................................................... 23

AUDIO INTERFACE CONTROL..................................................................................................................................... 27

DAC FEATURES............................................................................................................................................................ 29

ADC FEATURES............................................................................................................................................................ 35

DIGITAL ROUTING OPTIONS ....................................................................................................................................... 36

CLOCK SELECTION...................................................................................................................................................... 38

PHASE-LOCKED LOOPS AND S/PDIF CLOCKING (SOFTWARE MODE) ................................................................... 44

PHASE-LOCKED LOOPS AND S/PDIF CLOCKING (HARDWARE MODE) .................................................................. 52

S/PDIF TRANSCEIVER ................................................................................................................................................. 53

POWERDOWN MODES ................................................................................................................................................ 65

INTERNAL POWER ON RESET CIRCUIT..................................................................................................................... 67

HARDWARE CONTROL MODE .................................................................................................................................... 69

REGISTER MAP ............................................................................................................................................................ 72

DIGITAL FILTER CHARACTERISTICS.............................................................................................................................. 86

DAC FILTER RESPONSES ........................................................................................................................................... 86

DIGITAL DE-EMPHASIS CHARACTERISTICS ............................................................................................................. 87

ADC FILTER RESPONSES ........................................................................................................................................... 88

ADC HIGH PASS FILTER .............................................................................................................................................. 88

RECOMMENDED EXTERNAL COMPONENTS................................................................................................................. 89

PACKAGE DIMENSIONS................................................................................................................................................... 91

IMPORTANT NOTICE ........................................................................................................................................................ 92

ADDRESS:..................................................................................................................................................................... 92

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