Datasheet Texas Instruments LMV1089RL/NOPB — Datenblatt

LMV1089
www.ti.com SNAS441H – SEPTEMBER 2008 – REVISED MAY 2010 LMV1089 Dual Input, Far Field Noise Suppression Microphone Amplifier with Automatic
Calibration Capability
Check for Samples: LMV1089 FEATURES DESCRIPTION The LMV1089 is a fully analog dual differential input,
differential output, microphone array amplifier
designed to reduce background acoustic noise, while
delivering
superb
speech
clarity
in
voice
communication applications. 1 2 Low Power Consumption
Shutdown Function
No Added Processing Delay
Differential Inputs and Outputs
Automatic Calibration
Adjustable 6 -48dB Gain
Excellent RF Immunity
Space-Saving 36–Bump DSBGA Package The LMV1089 preserves near-field voice signals
within 4cm of the microphones while rejecting far-field
acoustic noise greater than 50cm from the
microphones. Up to 20dB of far-field rejection is …