* analog fully differential input, and differential output microphone amplifier designed to reduce background acoustic noise, while delivering superb speech clarity in voice communication applications. Downlink SNR enhancement with an advanced acoustic AGC technology to adjust output levels. The LM491
LM49155
National Semiconductor Corporation
204.10 KB
Uplink noise suppression & downlink snr enhancement analog audio subsystem.
DataSheet.in LM49155 Product Brief LM49155 PRODUCT BRIEF PRELIMINARY July 21, 2010 Uplink Noise Suppression & Downlink SNR Enhancement Analog Audi.
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