WM8726CGEDSLASHR datasheet(2/23 Pages) WOLFSON

2 / 23 page

WM8726

Production Data

PD, Rev 4.8, 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

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

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

TERMINOLOGY ....................................................................................................................7

MASTER CLOCK TIMING.......................................................................................... 8

DIGITAL AUDIO INTERFACE .................................................................................... 8

POWER ON RESET (POR) ........................................................................................ 9

DEVICE DESCRIPTION ........................................................................................... 11

GENERAL INTRODUCTION ...............................................................................................11

DAC CIRCUIT DESCRIPTION ............................................................................................11

CLOCKING SCHEMES .......................................................................................................12

DIGITAL AUDIO INTERFACE .............................................................................................12

AUDIO DATA SAMPLING RATES ......................................................................................14

HARDWARE CONTROL MODES .......................................................................................15

DIGITAL FILTER CHARACTERISTICS ................................................................... 17

DAC FILTER RESPONSES ................................................................................................17

DIGITAL DE-EMPHASIS CHARACTERISTICS ..................................................................18

APPLICATIONS INFORMATION ............................................................................. 19

RECOMMENDED EXTERNAL COMPONENTS .................................................................19

RECOMMENDED EXTERNAL COMPONENTS VALUES ..................................................19

RECOMMENDED ANALOGUE LOW PASS FILTER..........................................................20

PCB LAYOUT RECOMMENDATIONS................................................................................20

PACKAGE DIMENSIONS......................................................................................... 21

IMPORTANT NOTICE .............................................................................................. 22

ADDRESS: ..........................................................................................................................22

REVISION HISTORY ................................................................................................ 23

WM8726CGED/R 데이터시트(PDF) 2 Page - Wolfson Microelectronics plc