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 1.88 UNITS dB Vdc Vdc µA 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. ©2003, Projects Unlimited Inc. n0.84 SOUND HOLE REVISION HISTORY DESCRIPTION RELEASED FROM ENGINEERING LTR - C POWER OUTPUT MEMS MIC GND GND 1.25 2.22 RIN 1.24 OUTPUT 1.52 4.72 1.45 NOTES: APPROVED INTERFACING CIRCUIT (NOTE: CUSTOMER DEFINED) POWER POWER 1.32 DATE 2/13/2008 0.15 0.15 3.76 GROUND 1. ALL DIMENSIONS ARE IN MILLIMETERS. 2. SPECIFICATIONS SUBJECT TO CHANGE OR WITHDRAWL WITHOUT NOTICE. 3. THIS PART IS RoHS 2002/95/EC COMPLIANT. 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). UNLESS OTHERWISE SPECIFIED: DIMENSIONS ARE IN MILLIMETERS, TOLERANCES ARE ±0.5 AND ANGLES ARE ±3°. SIZE A3 ROSM-1342-C3310-R.idw Designed by Date Checked by Date Approved by J.D. 2/13/2008 R.W. 2/14/2008 B.R. Date Drawn Date 2/14/2008 2/13/2008 ROSM-1342-C3310-R Microphone Edition Sheet - 1/1