WM8759
Advanced Information
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
DC ELECTRICAL CHARACTERISTICS .....................................................................6
ELECTRICAL CHARACTERISTICS ...........................................................................6
MASTER CLOCK TIMING .................................................................................................. 8
DIGITAL AUDIO INTERFACE ............................................................................................ 8
DEVICE DESCRIPTION..............................................................................................9
GENERAL INTRODUCTION .............................................................................................. 9
DAC CIRCUIT DESCRIPTION ........................................................................................... 9
CLOCKING SCHEMES .....................................................................................................10
DIGITAL AUDIO INTERFACE ...........................................................................................10
AUDIO DATA SAMPLING RATES.....................................................................................12
HARDWARE CONTROL MODES .....................................................................................13
DIGITAL FILTER CHARACTERISTICS.............................................................................14
DAC FILTER RESPONSES...............................................................................................14
DIGITAL DE-EMPHASIS CHARACTERISTICS ........................................................15
APPLICATIONS INFORMATION ..............................................................................16
RECOMMENDED EXTERNAL COMPONENTS .......................................................16
POWER UP/DOWN SEQUENCE......................................................................................16
PCB LAYOUT RECOMMENDATIONS ..............................................................................17
PACKAGE DRAWING...............................................................................................18
IMPORTANT NOTICE ...............................................................................................19
ADDRESS: ........................................................................................................................19
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AI Rev 3.0 September 2004
2
WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
