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WM7120IMS

Description
audio codecsmaller analog microphone
Categorysemiconductor    Other integrated circuit (IC)   
File Size168KB,10 Pages
ManufacturerAll Sensors
Environmental Compliance
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WM7120IMS Overview

audio codecsmaller analog microphone

WM7120IMS Parametric

Parameter NameAttribute value
MakerAll Sensors
Product Categoryaudio codec
RoHSyes
EncapsulationTube
w
DESCRIPTION
The WM7120 is a compact high Signal to Noise Ratio
(SNR) silicon analogue microphone for use in consumer
applications requiring low supply current, typically 140μA,
and excellent signal quality. It offers low THD and good
linearity to offer excellent sound quality. Using Wolfson
Microelectronics’
unique
CMOS/MEMS
membrane
technology it delivers high reliability and performance in a
miniature low profile package.
The WM7120 can withstand the high temperatures needed
for automated reflow solder assembly, which can damage
conventional microphones.
Automated pick and place
equipment can be used for assembly on to circuit boards.
The WM7120E offers tighter sensitivity tolerance which
reduces the variation between microphones and removes
the need for production in-line calibration to compensate for
microphone variation.
WM7120 Series
Analogue Silicon Microphone
FEATURES
Excellent SNR and Sensitivity tolerance options
- WM7120IMS, SNR 59dB, Sensitivity +/-3dB
- WM7120IMSE, SNR 59dB, Sensitivity +/-1dB
Low supply current 140μA
Low profile packaging
Automated flow solder assembly
Analogue output
Top Port Package
1.5V to 3.7V supply
3.76mm x 2.95mm x 1.10mm Package
APPLICATIONS
Mobile phone handsets
Portable media players
Digital still cameras
Digital video cameras
Bluetooth headsets
Portable navigation devices
Portable games consoles
BLOCK DIAGRAM
WOLFSON MICROELECTRONICS plc
To receive regular email updates, sign up
at
http://www.wolfsonmicro.com/enews/
Pre-Production, May 2009, Rev 3.0
Copyright
©2009
Wolfson Microelectronics plc

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