WM8983GEFL/RV Wolfson Microelectronics, WM8983GEFL/RV Datasheet - Page 3

• Manufacturer Part Number: WM8983GEFL/RV
• Description: Audio CODECs Mbl Multimedia CODEC w/ 1W Speaker Driver
• Manufacturer: Wolfson Microelectronics

Specifications of WM8983GEFL/RV

• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: QFN-32
• Minimum Operating Temperature: - 25 C

Production Data
DESCRIPTION .......................................................................................................1
FEATURES.............................................................................................................1
APPLICATIONS .....................................................................................................1
BLOCK DIAGRAM .................................................................................................2
TABLE OF CONTENTS .........................................................................................3
PIN CONFIGURATION...........................................................................................5
ORDERING INFORMATION ..................................................................................5
PIN DESCRIPTION ................................................................................................6
ABSOLUTE MAXIMUM RATINGS.........................................................................7
RECOMMENDED OPERATING CONDITIONS .....................................................7
ELECTRICAL CHARACTERISTICS ......................................................................8
SPEAKER OUTPUT THD VERSUS POWER ......................................................14
POWER CONSUMPTION ....................................................................................16
INTERNAL POWER ON RESET CIRCUIT ..........................................................22
DEVICE DESCRIPTION.......................................................................................28
REGISTER MAP...................................................................................................95
DIGITAL FILTER CHARACTERISTICS .............................................................114
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TERMINOLOGY .......................................................................................................... 13
TYPICAL SCENARIOS................................................................................................ 16
AUDIO PATHS OVERVIEW ........................................................................................ 17
SYSTEM CLOCK TIMING ........................................................................................... 18
AUDIO INTERFACE TIMING – MASTER MODE ........................................................ 18
AUDIO INTERFACE TIMING – SLAVE MODE............................................................ 19
CONTROL INTERFACE TIMING – 3-WIRE MODE .................................................... 20
CONTROL INTERFACE TIMING – 2-WIRE MODE .................................................... 21
RECOMMENDED POWER UP/DOWN SEQUENCE .................................................. 24
RECOMMENDED L/ROUT1 ENABLE SEQUENCE .................................................... 27
INTRODUCTION ......................................................................................................... 28
INPUT SIGNAL PATH ................................................................................................. 30
ANALOGUE TO DIGITAL CONVERTER (ADC).......................................................... 39
INPUT LIMITER / AUTOMATIC LEVEL CONTROL (ALC) .......................................... 44
OUTPUT SIGNAL PATH ............................................................................................. 56
3D STEREO ENHANCEMENT .................................................................................... 63
ANALOGUE OUTPUTS............................................................................................... 63
DIGITAL AUDIO INTERFACES................................................................................... 80
AUDIO SAMPLE RATES ............................................................................................. 85
MASTER CLOCK AND PHASE LOCKED LOOP (PLL) ............................................... 85
COMPANDING............................................................................................................ 88
GENERAL PURPOSE INPUT/OUTPUT...................................................................... 90
OUTPUT SWITCHING (JACK DETECT)..................................................................... 90
CONTROL INTERFACE.............................................................................................. 92
RESETTING THE CHIP .............................................................................................. 93
POWER SUPPLIES .................................................................................................... 93
POWER MANAGEMENT ............................................................................................ 93
REGISTER BITS BY ADDRESS ................................................................................. 97
TERMINOLOGY ........................................................................................................ 114
DAC FILTER RESPONSES....................................................................................... 115
ADC FILTER RESPONSES....................................................................................... 115
HIGHPASS FILTER................................................................................................... 116
TABLE OF CONTENTS
PD Rev 4.0 November 2006
WM8983
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