WM8983GEFLSLASHV datasheet(3/124 Pages) WOLFSON

3 / 124 page

Production Data

WM8983

PD, Rev 4.3, May 2010

TABLE OF CONTENTS

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

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

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

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

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

PIN CONFIGURATION...........................................................................................5

ORDERING INFORMATION ..................................................................................5

PIN DESCRIPTION ................................................................................................6

ABSOLUTE MAXIMUM RATINGS.........................................................................7

RECOMMENDED OPERATING CONDITIONS .....................................................7

ELECTRICAL CHARACTERISTICS ......................................................................8

TERMINOLOGY .......................................................................................................... 13

SPEAKER OUTPUT THD VERSUS POWER ......................................................14

POWER CONSUMPTION ....................................................................................16

TYPICAL SCENARIOS................................................................................................ 16

AUDIO PATHS OVERVIEW ........................................................................................ 17

SIGNAL TIMING REQUIREMENTS .....................................................................18

SYSTEM CLOCK TIMING ........................................................................................... 18

AUDIO INTERFACE TIMING – MASTER MODE ........................................................ 18

AUDIO INTERFACE TIMING – SLAVE MODE............................................................ 19

CONTROL INTERFACE TIMING – 3-WIRE MODE..................................................... 20

CONTROL INTERFACE TIMING – 2-WIRE MODE..................................................... 21

INTERNAL POWER ON RESET CIRCUIT ..........................................................22

RECOMMENDED POWER UP/DOWN SEQUENCE................................................... 24

RECOMMENDED L/ROUT1 ENABLE SEQUENCE .................................................... 27

DEVICE DESCRIPTION .......................................................................................28

INTRODUCTION ......................................................................................................... 28

INPUT SIGNAL PATH ................................................................................................. 30

ANALOGUE TO DIGITAL CONVERTER (ADC) .......................................................... 39

INPUT LIMITER / AUTOMATIC LEVEL CONTROL (ALC)........................................... 44

LIMITER MODE........................................................................................................... 47

OUTPUT SIGNAL PATH ............................................................................................. 56

3D STEREO ENHANCEMENT.................................................................................... 63

ANALOGUE OUTPUTS............................................................................................... 63

DIGITAL AUDIO INTERFACES................................................................................... 80

AUDIO SAMPLE RATES............................................................................................. 86

MASTER CLOCK AND PHASE LOCKED LOOP (PLL) ............................................... 86

COMPANDING............................................................................................................ 89

GENERAL PURPOSE INPUT/OUTPUT ...................................................................... 91

OUTPUT SWITCHING (JACK DETECT) ..................................................................... 91

CONTROL INTERFACE.............................................................................................. 93

RESETTING THE CHIP .............................................................................................. 94

POWER SUPPLIES..................................................................................................... 94

POWER MANAGEMENT............................................................................................. 94

DIGITAL FILTER CHARACTERISTICS.............................................................115

TERMINOLOGY ........................................................................................................ 115

DAC FILTER RESPONSES....................................................................................... 116

ADC FILTER RESPONSES....................................................................................... 116

WM8983GEFL/V Datasheet(PDF) 3 Page - Wolfson Microelectronics plc

WM8983GEFL/V Datasheet(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 95 96 97 98 99 100 ...More

Datasheet Download

Link URL