WM8762ED 查看數據表（PDF） - Wolfson Microelectronics plc

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WM8762ED

24-bit 192kHz Stereo DAC

Wolfson Microelectronics plc 

WM8762

Preliminary Technical Data

TABLE OF CONTENTS

DESCRIPTION ............................................................................................................1

FEATURES..................................................................................................................1

APPLICATIONS ..........................................................................................................1

BLOCK DIAGRAM ......................................................................................................1

PIN CONFIGURATION................................................................................................3

ORDERING INFORMATION .......................................................................................3

PIN DESCRIPTION .....................................................................................................3

ABSOLUTE MAXIMUM RATINGS..............................................................................4

DC ELECTRICAL CHARACTERISTICS .....................................................................5

ELECTRICAL CHARACTERISTICS ...........................................................................5

TERMINOLOGY ................................................................................................................. 6

MASTER CLOCK TIMING .................................................................................................. 7

DIGITAL AUDIO INTERFACE ............................................................................................ 7

DEVICE DESCRIPTION..............................................................................................8

GENERAL INTRODUCTION .............................................................................................. 8

DAC CIRCUIT DESCRIPTION ........................................................................................... 8

CLOCKING SCHEMES ...................................................................................................... 9

DIGITAL AUDIO INTERFACE ............................................................................................ 9

AUDIO DATA SAMPLING RATES...................................................................................... 9

DIGITAL FILTER CHARACTERISTICS.............................................................................10

DAC FILTER RESPONSES...............................................................................................10

TYPICAL PERFORMANCE.......................................................................................11

RECOMMENDED EXTERNAL COMPONENTS .......................................................12

RECOMMENDED EXTERNAL COMPONENTS VALUES .................................................12

RECOMMENDED ANALOGUE LOW PASS FILTER (OPTIONAL) .........................13

PCB LAYOUT RECOMMENDATIONS ..............................................................................13

PACKAGE DRAWING...............................................................................................14

IMPORTANT NOTICE ...............................................................................................15

ADDRESS: ........................................................................................................................15

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PTD Rev 2.0 August 2003

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