WM8737CLGEFLSLASHR datasheet(2/40 Pages) WOLFSON

2 / 40 page

WM8737L

Production Data

PD, Rev 4.4, January 2012

TABLE OF CONTENTS

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

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

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

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

TABLE OF CONTENTS......................................................................................... 2

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

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

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

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

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

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

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

POWER CONSUMPTION...................................................................................... 9

SIGNAL TIMING REQUIREMENTS .................................................................... 11

DEVICE DESCRIPTION ...................................................................................... 14

INTRODUCTION............................................................................................................ 14

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

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

3D STEREO ENHANCEMENT ...................................................................................... 20

AUTOMATIC LEVEL CONTROL (ALC) ......................................................................... 21

DIGITAL AUDIO INTERFACE........................................................................................ 24

MASTER CLOCK AND AUDIO SAMPLE RATES.......................................................... 28

CONTROL INTERFACE................................................................................................. 30

POWER SUPPLIES ....................................................................................................... 31

POWER MANAGEMENT ............................................................................................... 31

DIGITAL FILTER CHARACTERISTICS .............................................................. 33

TERMINOLOGY............................................................................................................. 33

DIGITAL FILTER RESPONSES..................................................................................... 34

APPLICATIONS INFORMATION ........................................................................ 36

LINE INPUT CONFIGURATION..................................................................................... 36

MICROPHONE INPUT CONFIGURATION.................................................................... 36

RECOMMENDED EXTERNAL COMPONENTS.................................................. 37

PACKAGE DIMENSIONS.................................................................................... 38

IMPORTANT NOTICE ......................................................................................... 39

ADDRESS: ..................................................................................................................... 39

REVISION HISTORY ........................................................................................... 40

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