WM8510 datasheet(2/56 Pages) WOLFSON

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WM8510

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PP Rev 1.2 December 2004

TABLE OF CONTENTS

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

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

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

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

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

PIN DESCRIPTION ................................................................................................4

ABSOLUTE MAXIMUM RATINGS .........................................................................5

RECOMMENDED OPERATING CONDITIONS .....................................................5

ELECTRICAL CHARACTERISTICS ......................................................................6

TERMINOLOGY ............................................................................................................ 8

SIGNAL TIMING REQUIREMENTS .......................................................................9

SYSTEM CLOCK TIMING ............................................................................................. 9

AUDIO INTERFACE TIMING – MASTER MODE .......................................................... 9

AUDIO INTERFACE TIMING – SLAVE MODE............................................................ 10

CONTROL INTERFACE TIMING – 3-WIRE MODE .................................................... 11

CONTROL INTERFACE TIMING – 2-WIRE MODE .................................................... 12

DEVICE DESCRIPTION .......................................................................................13

INTRODUCTION ......................................................................................................... 13

INPUT SIGNAL PATH ................................................................................................. 14

ANALOGUE TO DIGITAL CONVERTER (ADC).......................................................... 19

INPUT LIMITER / AUTOMATIC LEVEL CONTROL (ALC) .......................................... 22

OUTPUT SIGNAL PATH ............................................................................................. 26

ANALOGUE OUTPUTS............................................................................................... 30

OUTPUT SWITCH ...................................................................................................... 34

DIGITAL AUDIO INTERFACES................................................................................... 37

AUDIO SAMPLE RATES ............................................................................................. 43

MASTER CLOCK AND PHASE LOCKED LOOP (PLL) ............................................... 44

GENERAL PURPOSE INPUT/OUTPUT...................................................................... 46

CONTROL INTERFACE.............................................................................................. 46

RESETTING THE CHIP .............................................................................................. 47

POWER SUPPLIES .................................................................................................... 47

POWER MANAGEMENT ............................................................................................ 49

DIGITAL FILTER CHARACTERISTICS ...............................................................51

TERMINOLOGY .......................................................................................................... 51

DAC FILTER RESPONSES......................................................................................... 52

ADC FILTER RESPONSES......................................................................................... 52

DE-EMPHASIS FILTER RESPONSES........................................................................ 53

HIGHPASS FILTER..................................................................................................... 54

PACKAGE DIAGRAM ..........................................................................................55

IMPORTANT NOTICE ..........................................................................................56

ADDRESS ................................................................................................................... 56

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