WM8766 Wolfson Microelectronics plc, WM8766 Datasheet - Page 2

• Manufacturer Part Number: WM8766
• Description: 24-bit, 192khz 6-channel Dac
• Manufacturer: Wolfson Microelectronics plc

WM8766
DESCRIPTION .......................................................................................................1
FEATURES.............................................................................................................1
APPLICATIONS .....................................................................................................1
BLOCK DIAGRAM .................................................................................................1
TABLE OF CONTENTS .........................................................................................2
PIN CONFIGURATION 28 LEAD SSOP ...............................................................3
ORDERING INFORMATION ..................................................................................3
PIN DESCRIPTION – 28 LEAD SSOP...................................................................4
ABSOLUTE MAXIMUM RATINGS.........................................................................5
RECOMMENDED OPERATING CONDITIONS .....................................................6
ELECTRICAL CHARACTERISTICS ......................................................................6
INTERNAL POWER ON RESET CIRCUIT ..........................................................11
DEVICE DESCRIPTION.......................................................................................12
REGISTER MAP...................................................................................................30
DIGITAL FILTER CHARACTERISTICS ...............................................................31
DAC FILTER RESPONSES .................................................................................31
APPLICATIONS INFORMATION .........................................................................33
PACKAGE DIMENSIONS ....................................................................................35
IMPORTANT NOTICE ..........................................................................................36
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TERMINOLOGY ............................................................................................................ 7
MASTER CLOCK TIMING ............................................................................................. 7
DIGITAL AUDIO INTERFACE – MASTER MODE ......................................................... 8
DIGITAL AUDIO INTERFACE – SLAVE MODE ............................................................ 9
MPU INTERFACE TIMING .......................................................................................... 10
INTRODUCTION ......................................................................................................... 12
AUDIO DATA SAMPLING RATES............................................................................... 12
HARDWARE CONTROL MODES ............................................................................... 13
DIGITAL AUDIO INTERFACE ..................................................................................... 15
POWERDOWN MODES ............................................................................................. 18
SOFTWARE CONTROL INTERFACE OPERATION................................................... 19
CONTROL INTERFACE REGISTERS ........................................................................ 19
DIGITAL DE-EMPHASIS CHARACTERISTICS........................................................... 32
RECOMMENDED EXTERNAL COMPONENTS .......................................................... 33
SUGGESTED ANALOGUE LOW PASS POST DAC FILTERS ................................... 34
ADDRESS: .................................................................................................................. 36
TABLE OF CONTENTS
PD Rev 4.1 July 2005
Production Data
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