WM8768 Wolfson Microelectronics plc, WM8768 Datasheet - Page 2

• Manufacturer Part Number: WM8768
• Description: 24-bit, 192khz 8-channel Dac
• Manufacturer: Wolfson Microelectronics plc

WM8768
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 PIN SSOP ...............................................................................4
ABSOLUTE MAXIMUM RATINGS..................................................................................5
RECOMMENDED OPERATING CONDITIONS ..............................................................6
INTERNAL POWER ON RESET CIRCUIT ...................................................................12
DEVICE DESCRIPTION................................................................................................13
REGISTER MAP............................................................................................................32
DIGITAL FILTER CHARACTERISTICS ........................................................................33
DAC FILTER RESPONSES ..........................................................................................33
APPLICATIONS INFORMATION ..................................................................................35
PACKAGE DRAWING...................................................................................................37
IMPORTANT NOTICE ...................................................................................................38
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MASTER CLOCK TIMING .......................................................................................................8
DIGITAL AUDIO INTERFACE – MASTER MODE ...................................................................8
DIGITAL AUDIO INTERFACE – SLAVE MODE ......................................................................9
MPU INTERFACE TIMING ....................................................................................................11
INTRODUCTION ...................................................................................................................13
PCM AUDIO DATA SAMPLING RATES................................................................................13
HARDWARE CONTROL MODES .........................................................................................14
DIGITAL AUDIO INTERFACE ...............................................................................................16
POWERDOWN MODES .......................................................................................................19
SOFTWARE CONTROL INTERFACE OPERATION.............................................................20
CONTROL INTERFACE REGISTERS ..................................................................................20
DIGITAL DE-EMPHASIS CHARACTERISTICS.....................................................................34
RECOMMENDED EXTERNAL COMPONENTS ....................................................................35
RECOMMENDED EXTERNAL COMPONENTS VALUES .....................................................35
SUGGESTED ANALOGUE LOW PASS POST DAC FILTERS .............................................36
ADDRESS: ............................................................................................................................38
TABLE OF CONTENTS
PD Rev 4.2 July 2005
Production Data
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