WM1824 datasheet(2/24 Pages) WOLFSON

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WM1824

Production Data

PD, Rev 4.1, December 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 ................................................................. 13

POWER DOMAINS ....................................................................................................... 16

DIGITAL FILTER CHARACTERISTICS .............................................................. 17

DAC FILTER RESPONSES .......................................................................................... 18

APPLICATIONS INFORMATION ........................................................................ 19

RECOMMENDED EXTERNAL COMPONENTS ........................................................... 19

RECOMMENDED ANALOGUE LOW PASS FILTER.................................................... 20

RELEVANT APPLICATION NOTES.............................................................................. 20

PACKAGE DIMENSIONS.................................................................................... 21

IMPORTANT NOTICE ................................................................................................... 22

ADDRESS ..................................................................................................................... 22

REVISION HISTORY ........................................................................................... 23

WM1824 Datasheet(PDF) 2 Page - Wolfson Microelectronics plc