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SPECIFICATIONS PARAMETERS DIRECTIVITY SENSITIVTY STANDARD OPERATING VOLTAGE MAX OPERATING VOLTAGE CURRENT CONSUMPTION (MAX) IMPEDANCE (MAX) SIGNAL TO NOISE RATIO (MIN.) INTERNAL CAPACITOR FREQUENCY RANGE OPERATING TEMPERATURE STORAGE TEMPERATURE VALUES OMNI -42 3 2.1 3.6 200 100 55 33 & 10 100 ~ 7,000 -40 ~ +100 -40 ~ +100 3.76 3.61 UNITS dB Vdc Vdc A Ohm dBA pF Hz C C
THIS DOCUMENT CONTAINS DATA PROPRIETARY TO PROJECTS UNLIMITED, INC. ANY USE OR REPRODUCTION, IN ANY FORM, WITHOUT PRIOR WRITTEN PERMISSION OF PROJECTS UNLIMITED, INC. IS PROHIBITED. (c)2003, Projects Unlimited Inc.
LTR -
REVISION HISTORY DESCRIPTION RELEASED FROM ENGINEERING
DATE 2/14/2008
APPROVED
POWER
INTERFACING CIRCUIT (NOTE: CUSTOMER DEFINED) C POWER OUTPUT
MEMS MIC
GND GND RIN
2.4 0.3 0.95 0.68 0.68 OUTPUT
n1.68 n1.02
GROUND 1.2
n0.9 (3)
INPUT
n0.5 SOUND HOLE
3.3
4.72 4.57
0.79 GROUND
GROUND
NOTES: 1. ALL DIMENSIONS ARE IN MILLIMETERS. 2. SPECIFICATIONS SUBJECT TO CHANGE OR WITHDRAWL WITHOUT NOTICE. 3. THIS PART IS RoHS 2002/95/EC COMPLIANT.
1.25
0.61 1.88
2.54
n0.7 (2)
UNLESS OTHERWISE SPECIFIED: DIMENSIONS ARE IN MILLIMETERS, TOLERANCES ARE 0.5 AND ANGLES ARE 3.
Designed by
Date
Checked by
Date
Approved by
Date
Drawn Date
4. MAXIMUM OF 120dB INPUT SPL (FOR LESS THAN 0.5% DISTORTION). 5. OUTPUT SIGNAL @ 94dB SPL, 1KHz (-45dB/5.65mV,-40dB/10.04mV). 6. 1dB SENSITIVITY VARIATION OVER OPERATING RANGE (1.5-3.6V).
SIZE
J.D.
2/14/2008
R.W.
2/14/2008
B.R.
2/14/2008 2/14/2008
A3
ROSM-1342RM-C3310-R
Microphone
Edition Sheet
ROSM-1342RM-C3310-R.idw
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