WM8986_07 WOLFSON [Wolfson Microelectronics plc], WM8986_07 Datasheet - Page 3

• Manufacturer Part Number: WM8986_07
• Description: Multimedia DAC With Class D Headphone and Line Out
• Manufacturer: WOLFSON [Wolfson Microelectronics plc]

Pre-Production
DESCRIPTION .......................................................................................................1
FEATURES.............................................................................................................1
APPLICATIONS .....................................................................................................1
BLOCK DIAGRAM .................................................................................................2
TABLE OF CONTENTS .........................................................................................3
PIN CONFIGURATION...........................................................................................4
ORDERING INFORMATION ..................................................................................4
PIN DESCRIPTION ................................................................................................5
ABSOLUTE MAXIMUM RATINGS.........................................................................6
RECOMMENDED OPERATING CONDITIONS .....................................................6
ELECTRICAL CHARACTERISTICS ......................................................................7
AUDIO PATHS OVERVIEW .................................................................................12
SIGNAL TIMING REQUIREMENTS .....................................................................14
INTERNAL POWER ON RESET CIRCUIT ..........................................................18
DEVICE DESCRIPTION.......................................................................................22
REGISTER MAP...................................................................................................64
DAC DIGITAL FILTER CHARACTERISTICS ......................................................79
APPLICATIONS INFORMATION .........................................................................85
PACKAGE DIAGRAM ..........................................................................................86
IMPORTANT NOTICE ..........................................................................................87
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TERMINOLOGY .......................................................................................................... 11
SYSTEM CLOCK TIMING ........................................................................................... 14
AUDIO INTERFACE TIMING – MASTER MODE ........................................................ 14
AUDIO INTERFACE TIMING – SLAVE MODE............................................................ 15
CONTROL INTERFACE TIMING – 3-WIRE MODE .................................................... 16
CONTROL INTERFACE TIMING – 2-WIRE MODE .................................................... 17
RECOMMENDED POWER UP/DOWN SEQUENCE .................................................. 20
INTRODUCTION ......................................................................................................... 22
INPUT SIGNAL PATH ................................................................................................. 23
OUTPUT SIGNAL PATH ............................................................................................. 31
3D STEREO ENHANCEMENT .................................................................................... 37
ANALOGUE OUTPUTS............................................................................................... 37
DIGITAL AUDIO INTERFACES................................................................................... 50
AUDIO SAMPLE RATES ............................................................................................. 54
MASTER CLOCK AND PHASE LOCKED LOOP (PLL) ............................................... 55
COMPANDING............................................................................................................ 57
GENERAL PURPOSE INPUT/OUTPUT...................................................................... 59
OUTPUT SWITCHING (JACK DETECT)..................................................................... 60
CONTROL INTERFACE.............................................................................................. 61
RESETTING THE CHIP .............................................................................................. 62
POWER SUPPLIES .................................................................................................... 62
POWER MANAGEMENT ............................................................................................ 63
REGISTER BITS BY ADDRESS ................................................................................. 66
TERMINOLOGY .......................................................................................................... 79
DAC FILTER RESPONSES......................................................................................... 80
5-BAND EQUALISER .................................................................................................. 81
RECOMMENDED EXTERNAL COMPONENTS .......................................................... 85
ADDRESS: .................................................................................................................. 87
TABLE OF CONTENTS
PP, Rev 3.1, February 2007
WM8986
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