WM8581 datasheet(3/94 Pages) WOLFSON

3 / 94 page

Product Preview

WM8581

PP Rev 1.0 March 2006

TABLE OF CONTENTS

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

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

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

BLOCK DIAGRAM ........................................................................................................................................................................... 2

TABLE OF CONTENTS.................................................................................................................................................................... 3

PIN CONFIGURATION..................................................................................................................................................................... 4

ORDERING INFORMATION............................................................................................................................................................. 4

PIN DESCRIPTION .......................................................................................................................................................................... 5

MULTI-FUNCTION PINS.............................................................................................................................................................. 6

ABSOLUTE MAXIMUM RATINGS ................................................................................................................................................... 8

RECOMMENDED OPERATING CONDITIONS ................................................................................................................................ 9

ELECTRICAL CHARACTERISTICS ................................................................................................................................................. 9

TERMINOLOGY ......................................................................................................................................................................... 12

MASTER CLOCK TIMING.......................................................................................................................................................... 12

DIGITAL AUDIO INTERFACE – MASTER MODE...................................................................................................................... 13

DIGITAL AUDIO INTERFACE – SLAVE MODE ......................................................................................................................... 14

CONTROL INTERFACE TIMING – 3-WIRE MODE ................................................................................................................... 15

CONTROL INTERFACE TIMING – 2-WIRE MODE ................................................................................................................... 15

DEVICE DESCRIPTION ................................................................................................................................................................. 17

INTRODUCTION ........................................................................................................................................................................ 17

CONTROL INTERFACE OPERATION ....................................................................................................................................... 18

DIGITAL AUDIO INTERFACES.................................................................................................................................................. 22

AUDIO DATA FORMATS ........................................................................................................................................................... 24

AUDIO INTERFACE CONTROL................................................................................................................................................. 27

DAC FEATURES........................................................................................................................................................................ 30

ADC FEATURES........................................................................................................................................................................ 37

DIGITAL ROUTING OPTIONS ................................................................................................................................................... 38

CLOCK SELECTION.................................................................................................................................................................. 40

PHASE-LOCKED LOOPS AND S/PDIF CLOCKING (SOFTWARE MODE) ............................................................................... 46

PHASE-LOCKED LOOPS AND S/PDIF CLOCKING (HARDWARE MODE) .............................................................................. 53

S/PDIF TRANSCEIVER ............................................................................................................................................................. 54

S/PDIF TRANSMITTER ............................................................................................................................................................. 55

S/PDIF RECEIVER .................................................................................................................................................................... 58

POWERDOWN MODES ............................................................................................................................................................ 66

INTERNAL POWER ON RESET CIRCUIT................................................................................................................................. 67

HARDWARE CONTROL MODE ................................................................................................................................................ 70

REGISTER MAP ........................................................................................................................................................................ 73

DIGITAL FILTER CHARACTERISTICS.......................................................................................................................................... 88

DAC FILTER RESPONSES ....................................................................................................................................................... 88

DIGITAL DE-EMPHASIS CHARACTERISTICS ......................................................................................................................... 89

ADC FILTER RESPONSES ....................................................................................................................................................... 90

ADC HIGH PASS FILTER .......................................................................................................................................................... 90

RECOMMENDED EXTERNAL COMPONENTS............................................................................................................................. 91

PACKAGE DIMENSIONS............................................................................................................................................................... 93

IMPORTANT NOTICE .................................................................................................................................................................... 94

ADDRESS:................................................................................................................................................................................. 94

WM8581 датащи(PDF) 3 Page - Wolfson Microelectronics plc

WM8581 датащи(HTML) 3 Page - Wolfson Microelectronics plc

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94

датащи скачать

ссылки URL