WM8524 datasheet(2/25 Pages) WOLFSON

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WM8524

Production Data

PD, Rev 4.1, October 2011

TABLE OF CONTENTS

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

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

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

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

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

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

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

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

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

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

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

TERMINOLOGY .............................................................................................................. 6

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

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

SYSTEM CLOCK TIMING ............................................................................................... 8

AUDIO INTERFACE TIMING – SLAVE MODE ............................................................... 9

POWER ON RESET CIRCUIT ...................................................................................... 10

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

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

DIGITAL AUDIO INTERFACE ....................................................................................... 12

DIGITAL AUDIO DATA SAMPLING RATES ................................................................. 14

HARDWARE CONTROL INTERFACE .......................................................................... 15

POWER UP AND DOWN CONTROL............................................................................ 16

POWER DOMAINS ....................................................................................................... 17

DIGITAL FILTER CHARACTERISTICS .............................................................. 18

DAC FILTER RESPONSES .......................................................................................... 19

APPLICATIONS INFORMATION ........................................................................ 20

RECOMMENDED EXTERNAL COMPONENTS ........................................................... 20

RECOMMENDED ANALOGUE LOW PASS FILTER.................................................... 21

RECOMMENDED PCB LAYOUT .................................................................................. 21

RELEVANT APPLICATION NOTES.............................................................................. 22

PACKAGE DIMENSIONS.................................................................................... 23

IMPORTANT NOTICE ......................................................................................... 24

ADDRESS ..................................................................................................................... 24

WM8524 데이터시트(PDF) 2 Page - Wolfson Microelectronics plc