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WM7121P Datasheet(PDF) 2 Page - Wolfson Microelectronics plc

Part # WM7121P
Description  Top Port Analogue Silicon Microphone
Download  13 Pages
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Manufacturer  WOLFSON [Wolfson Microelectronics plc]
Direct Link  http://www.wolfsonmicro.com
Logo WOLFSON - Wolfson Microelectronics plc

WM7121P Datasheet(HTML) 2 Page - Wolfson Microelectronics plc

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WM7121P, WM7121PE
Pre-Production
w
PP, June 2014, Rev 3.0
2
TABLE OF CONTENTS
DESCRIPTION................................................................................................................ 1 
FEATURES ..................................................................................................................... 1 
APPLICATIONS ............................................................................................................. 1 
BLOCK DIAGRAM ......................................................................................................... 1 
3D VIEW ......................................................................................................................... 1 
TABLE OF CONTENTS.................................................................................................. 2 
PIN CONFIGURATION ................................................................................................... 3 
PIN DESCRIPTION......................................................................................................... 3 
ORDERING INFORMATION........................................................................................... 3 
ABSOLUTE MAXIMUM RATINGS ................................................................................. 4 
IMPORTANT ASSEMBLY GUIDELINES ....................................................................... 4 
RECOMMENDED OPERATING CONDITIONS.............................................................. 4 
ACOUSTIC AND ELECTRICAL CHARACTERISTICS .................................................. 5 
TERMINOLOGY........................................................................................................................... 5 
TYPICAL PERFORMANCE............................................................................................ 6 
APPLICATIONS INFORMATION ................................................................................... 7 
RECOMMENDED EXTERNAL COMPONENTS......................................................................... 7 
OPTIMISED SYSTEM RF DESIGN............................................................................................. 7 
CONNECTION TO A WOLFSON CODEC.................................................................................. 8 
MATCHED MICROPHONE PAIRS ............................................................................................. 8 
PCB LAND PATTERN AND PASTE STENCIL ........................................................................... 9 
PACKAGE DIMENSIONS............................................................................................. 10 
IMPORTANT NOTICE .................................................................................................. 11 
ADDRESS: ................................................................................................................................. 11 
REVISION HISTORY .................................................................................................... 12 


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