WM8727GED/V 查看數據表（PDF） - Wolfson Microelectronics plc

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WM8727GED/V

24-bit 192kHz Stereo DAC

Wolfson Microelectronics plc 

WM8727

TABLE OF CONTENTS

Production Data

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

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PD Rev 4.1 April 2004

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