LM49155 Uplink Noise Suppression & Downlink SNR Enhancement Analog Audio Subsystem

National Semiconductor Corporation

Description

DataSheet.in LM49155 Product Brief LM49155 PRODUCT BRIEF PRELIMINARY July 21, 2010 Uplink Noise Suppression & Downlink SNR Enhancement Analog Audi.
The LM49155 is a fully integrated audio subsystem designed for portable handheld applications such as cellular phones.

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Datasheet Specifications

Part number: LM49155
Manufacturer: National Semiconductor Corporation
File Size: 204.10 KB
Datasheet: LM49155_NationalSemiconductorCorporation.pdf
Description: Uplink Noise Suppression & Downlink SNR Enhancement Analog Audio Subsystem

Applications

* such as cellular phones. The LM49155 combines a Noise Suppression microphone amplifier, a 1.35W mono class D amplifier with ALC, class AB earpiece driver with AGC, a high efficiency, stereo, ground referenced headphone amplifier with click pop suppression and I2C modes select and volume control. The

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Uplink Noise Suppression Downlink SNR Enhancement Analog Audio Subsystem National Semiconductor Corporation

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