LMV1089VY/NOPB ,Dual Input, Far Field Noise Suppression Mic Amp w/ Auto Calibration Capability 32-LQFP -40 to 85FEATURES DESCRIPTIONThe LMV1089 is a fully analog dual differential input,2• Low Power Consumptiond ..
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LMV1089VY/NOPB
Dual Input, Far Field Noise Suppression Mic Amp w/ Auto Calibration Capability 36-DSBGA -40 to 85
Low-cost
omnidirectional
microphones
EEPROM
ar-
Field
Voi Up to 4 cm
by up to 20 dB in properly
configured and calibrated
system
LMV1089
www.ti.com SNAS441H –SEPTEMBER 2008–REVISED MAY 2010
LMV1089 Dual Input, Far Field
APPLICATIONS Headset and Boom Microphones• Mobile Handsets and Two-Way Radios• Bluetooth and Other Powered Headsets Hand-Held Voice Microphones• Equalized Stereo Microphone PreamplifierKEY SPECIFICATIONS• Far Field Noise Suppression(Electrical),(f= 1kHz)37 dB• Supply Voltage 2.7to 5.5V• Supply Current 1.1 mA (typ) Standby Current 0.7µA (typ)• Signal-to-Noise Ratio (A-weighted) 65 dB (typ)+ Noise 0.1% (typ) (typ)
