LM49155 Datasheet - National Semiconductor Corporation

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LM49155 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.
The LM49155 is a fully integrated audio subsystem designed for portable handheld applications such as cellular phones.

LM49155_NationalSemiconductorCorporation.pdf

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Datasheet Details

Part number:

LM49155

Manufacturer:

National Semiconductor Corporation

File Size:

204.10 KB

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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LM49155 Uplink Noise Suppression Downlink SNR Enhancement Analog Audio Subsystem National Semiconductor Corporation

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