LMV1088 - National Semiconductor

LMV1088 Far Field Noise Suppression Microphone Amplifier

The LMV1088 is a fully analog dual input microphone array amplifier designed to reduce background acoustic noise, while delivering superb speech clarity in voice communications applications. The LMV1088 incorporates calibration circuitry which may be www.DataSheet4U.com initiated by either an I2C command or by a logic level control on a separate input pin. T.

Features

■
■
■
■
■ Low power consumption Neglectable noise suppression processing delay Automatic Calibration Three microphone usage modes Space-saving 36 Bump micro SMD package Applications
■ Cellular phones
■ Mobile and handheld two-way radios
■ Bluetooth and other powered headsets Application of the LMV1088 20213040 © 2007 National Semiconductor Corporation 202130 www.national.com LMV1088 Typical Application www.DataSheet4U.com 20213001 FIGURE 1. Typical Dual Microphone Far Field noise Cancelling Application www.national.com 2 LMV1088 Connection Diagrams 36 Bump micro SMD package www.