Production Data
WM8580
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.........................................................................8
RECOMMENDED OPERATING CONDITIONS .....................................................9
ELECTRICAL CHARACTERISTICS ......................................................................9
TERMINOLOGY.......................................................................................................... 12
MASTER CLOCK TIMING........................................................................................... 12
DIGITAL AUDIO INTERFACE – MASTER MODE....................................................... 13
DIGITAL AUDIO INTERFACE – SLAVE MODE .......................................................... 14
CONTROL INTERFACE TIMING – 3-WIRE MODE .................................................... 15
CONTROL INTERFACE TIMING – 2-WIRE MODE .................................................... 16
DEVICE DESCRIPTION.......................................................................................17
INTRODUCTION......................................................................................................... 17
CONTROL INTERFACE OPERATION........................................................................ 18
DIGITAL AUDIO INTERFACES................................................................................... 22
AUDIO DATA FORMATS ............................................................................................ 24
AUDIO INTERFACE CONTROL.................................................................................. 28
DAC FEATURES......................................................................................................... 30
ADC FEATURES......................................................................................................... 39
DIGITAL ROUTING OPTIONS.................................................................................... 40
CLOCK SELECTION................................................................................................... 42
PHASE-LOCKED LOOPS AND S/PDIF CLOCKING (SOFTWARE MODE)................ 48
PHASE-LOCKED LOOPS AND S/PDIF CLOCKING (HARDWARE MODE) ............... 55
S/PDIF TRANSCEIVER............................................................................................... 55
POWERDOWN MODES ............................................................................................. 68
INTERNAL POWER ON RESET CIRCUIT.................................................................. 70
HARDWARE CONTROL MODE.................................................................................. 72
REGISTER MAP ......................................................................................................... 75
DIGITAL FILTER CHARACTERISTICS...............................................................90
DAC FILTER RESPONSES......................................................................................... 91
DIGITAL DE-EMPHASIS CHARACTERISTICS........................................................... 92
ADC FILTER RESPONSES......................................................................................... 92
ADC HIGH PASS FILTER ........................................................................................... 93
APPLICATIONS INFORMATION .........................................................................94
RECOMMENDED EXTERNAL COMPONENTS.......................................................... 94
PACKAGE DIMENSIONS ....................................................................................96
IMPORTANT NOTICE..........................................................................................97
ADDRESS: .................................................................................................................. 97
PD Rev 4.3 August 2007
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WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
