WM8727
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 .....................................................................................................3
ABSOLUTE MAXIMUM RATINGS..............................................................................4
DC ELECTRICAL CHARACTERISTICS .....................................................................4
ELECTRICAL CHARACTERISTICS ...........................................................................5
TERMINOLOGY................................................................................................................. 6
MASTER CLOCK TIMING.................................................................................................. 6
DIGITAL AUDIO INTERFACE............................................................................................ 6
DEVICE DESCRIPTION..............................................................................................8
GENERAL INTRODUCTION.............................................................................................. 8
DAC CIRCUIT DESCRIPTION ........................................................................................... 8
CLOCKING SCHEMES ...................................................................................................... 9
DIGITAL AUDIO INTERFACE............................................................................................ 9
AUDIO DATA SAMPLING RATES.....................................................................................10
DIGITAL FILTER CHARACTERISTICS....................................................................11
DAC FILTER RESPONSES...............................................................................................11
TYPICAL PERFORMANCE.......................................................................................12
APPLICATIONS INFORMATION ..............................................................................13
RECOMMENDED EXTERNAL COMPONENTS................................................................13
RECOMMENDED EXTERNAL COMPONENTS VALUES.................................................13
RECOMMENDED ANALOGUE LOW PASS FILTER (OPTIONAL) ...................................14
PCB LAYOUT RECOMMENDATIONS..............................................................................14
PACKAGE DRAWING...............................................................................................15
IMPORTANT NOTICE...............................................................................................16
ADDRESS: ........................................................................................................................16
PD Rev 4.2 July 2006
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WOLFSON [ WOLFSON MICROELECTRONICS PLC ]
