WM8726
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
DC ELECTRICAL CHARACTERISTICS .....................................................................6
ELECTRICAL CHARACTERISTICS ...........................................................................6
TERMINOLOGY................................................................................................................. 7
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....................................................................15
DAC FILTER RESPONSES...............................................................................................15
DIGITAL DE-EMPHASIS CHARACTERISTICS.................................................................16
APPLICATIONS INFORMATION ..............................................................................17
RECOMMENDED EXTERNAL COMPONENTS................................................................17
RECOMMENDED EXTERNAL COMPONENTS VALUES.................................................17
RECOMMENDED ANALOGUE LOW PASS FILTER ........................................................18
PCB LAYOUT RECOMMENDATIONS..............................................................................18
PACKAGE DRAWING...............................................................................................19
IMPORTANT NOTICE...............................................................................................20
ADDRESS: ........................................................................................................................20
PD Rev 4.1 September 2005
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WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
