WM8951L Wolfson Microelectronics plc, WM8951L Datasheet - Page 2
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WM8951L
Manufacturer Part Number
WM8951L
Description
Stereo ADC with Microphone Input and Clock Generator
Manufacturer
Wolfson Microelectronics plc
Datasheet
1.WM8951L.pdf
(42 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
WM8951LGEFL
Manufacturer:
Panasonic
Quantity:
350
WM8951L
DESCRIPTION .......................................................................................................1
FEATURES.............................................................................................................1
APPLICATIONS .....................................................................................................1
BLOCK DIAGRAM .................................................................................................1
PIN CONFIGURATION...........................................................................................3
ORDERING INFORMATION ..................................................................................3
PIN DESCRIPTION ................................................................................................4
ABSOLUTE MAXIMUM RATINGS.........................................................................5
RECOMMENDED OPERATING CONDITIONS .....................................................5
ELECTRICAL CHARACTERISTICS ......................................................................6
TERMINOLOGY .....................................................................................................7
POWER CONSUMPTION ......................................................................................8
MASTER CLOCK TIMING......................................................................................9
DEVICE DESCRIPTION.......................................................................................14
DIGITAL FILTER CHARACTERISTICS ...............................................................37
ADC FILTER RESPONSES .................................................................................38
APPLICATIONS INFORMATION .........................................................................40
PACKAGE DIMENSIONS ....................................................................................41
IMPORTANT NOTICE ..........................................................................................42
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DIGITAL AUDIO INTERFACE – MASTER MODE ....................................................... 10
DIGITAL AUDIO INTERFACE – SLAVE MODE .......................................................... 11
MPU INTERFACE TIMING .......................................................................................... 12
INTRODUCTION ......................................................................................................... 14
AUDIO SIGNAL PATH................................................................................................. 14
DEVICE OPERATION ................................................................................................. 20
AUDIO DATA SAMPLING RATES............................................................................... 25
ACTIVATING DSP AND DIGITAL AUDIO INTERFACE .............................................. 30
SOFTWARE CONTROL INTERFACE......................................................................... 30
POWER DOWN MODES ............................................................................................ 32
REGISTER MAP ......................................................................................................... 34
TERMINOLOGY .......................................................................................................... 37
ADC HIGH PASS FILTER ........................................................................................... 39
RECOMMENDED EXTERNAL COMPONENTS .......................................................... 40
ADDRESS: .................................................................................................................. 42
TABLE OF CONTENTS
PD Rev 4.1 December 2007
www.DataSheet4U.com
Production Data
2