WM8524
Production Data
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
PD, Rev 4.1, October 2011
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WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
