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WM8590 Datasheet(PDF) 2 Page - Wolfson Microelectronics plc |
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WM8590 Datasheet(HTML) 2 Page - Wolfson Microelectronics plc |
2 / 51 page WM8590 Pre-Production w PP Rev 3.3 September 2005 2 TABLE OF CONTENTS DESCRIPTION .......................................................................................................1 FEATURES.............................................................................................................1 APPLICATIONS .....................................................................................................1 BLOCK DIAGRAM .................................................................................................1 TABLE OF CONTENTS .........................................................................................2 PIN CONFIGURATION...........................................................................................3 ORDERING INFORMATION ..................................................................................3 ABSOLUTE MAXIMUM RATINGS .........................................................................5 ELECTRICAL CHARACTERISTICS ......................................................................6 TERMINOLOGY ............................................................................................................ 8 MASTER CLOCK TIMING......................................................................................9 DIGITAL AUDIO INTERFACE – MASTER MODE ......................................................... 9 DIGITAL AUDIO INTERFACE – SLAVE MODE .......................................................... 10 3-WIRE MPU INTERFACE TIMING ............................................................................ 12 DEVICE DESCRIPTION .......................................................................................13 INTRODUCTION ......................................................................................................... 13 AUDIO DATA SAMPLING RATES............................................................................... 13 ZERO DETECT ........................................................................................................... 15 POWERDOWN MODES ............................................................................................. 15 INTERNAL POWER ON RESET CIRCUIT.................................................................. 16 DIGITAL AUDIO INTERFACE ..................................................................................... 18 CONTROL INTERFACE OPERATION ........................................................................ 23 CONTROL INTERFACE REGISTERS ........................................................................ 24 ADC/DAC SYNCHRONIZATION ................................................................................. 32 LIMITER / AUTOMATIC LEVEL CONTROL (ALC) ...................................................... 33 REGISTER MAP ......................................................................................................... 37 DIGITAL FILTER CHARACTERISTICS ...............................................................44 DAC FILTER RESPONSES......................................................................................... 45 ADC FILTER RESPONSES......................................................................................... 46 ADC HIGH PASS FILTER ........................................................................................... 46 DIGITAL DE-EMPHASIS CHARACTERISTICS........................................................... 47 APPLICATIONS INFORMATION .........................................................................48 RECOMMENDED EXTERNAL COMPONENTS .......................................................... 48 USE OF ADC/DAC SYNCHRONIZER ......................................................................... 49 PACKAGE DIMENSIONS ....................................................................................50 IMPORTANT NOTICE ..........................................................................................51 ADDRESS: .................................................................................................................. 51 |
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