WM8766 데이터 시트보기 (PDF) - Cirrus Logic

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WM8766

24-bit, 192kHz 6-Channel DAC

Cirrus Logic 

WM8766

Production Data

TABLE OF CONTENTS

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

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

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

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

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

PIN CONFIGURATION 28 LEAD SSOP ...............................................................3

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

PIN DESCRIPTION – 28 LEAD SSOP...................................................................4

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

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

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

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

MASTER CLOCK TIMING ............................................................................................. 7

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

DIGITAL AUDIO INTERFACE – SLAVE MODE ............................................................ 9

MPU INTERFACE TIMING .......................................................................................... 10

INTERNAL POWER ON RESET CIRCUIT ..........................................................11

DEVICE DESCRIPTION.......................................................................................12

INTRODUCTION ......................................................................................................... 12

AUDIO DATA SAMPLING RATES............................................................................... 12

HARDWARE CONTROL MODES ............................................................................... 13

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

POWERDOWN MODES ............................................................................................. 18

SOFTWARE CONTROL INTERFACE OPERATION................................................... 19

CONTROL INTERFACE REGISTERS ........................................................................ 19

REGISTER MAP...................................................................................................30

DIGITAL FILTER CHARACTERISTICS ...............................................................31

DAC FILTER RESPONSES .................................................................................31

DIGITAL DE-EMPHASIS CHARACTERISTICS........................................................... 32

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

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

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

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

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

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

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PD Rev 4.1 July 2005

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