LM49270 Datasheet Filterless 2.2W Stereo Class D Audio Subsystem

Manufacturer: Texas Instruments

LM49270 filterless 2.2w stereo class d audio subsystem by Texas Instruments - Datasheet Preview

Datasheet Details

Part number	LM49270
Manufacturer	Texas Instruments
File Size	2.40 MB
Description	Filterless 2.2W Stereo Class D Audio Subsystem
Datasheet	LM49270 Datasheet

General Description

The LM49270 is a fully integrated audio subsystem designed for stereo multimedia applications.

The LM49270 combines a 2.2W stereo Class D amplifier with a 155mW stereo headphone amplifier, volume control, headphone sense, and TI’s unique 3D sound enhancement into a single device.

The LM49270 uses flexible I2C control interface for multiple application requirements.

Overview

LM49270 www.ti.com SNAS384B – DECEMBER 2006 – REVISED MARCH 2007 LM49270 Filterless 2.

Key Features

1.
2 Stereo Filterless Class D Amplifier.
Selectable OCL/CC Headphone Amplifier.
Headphone Sense Ability.
TI’s 3D Enhancement.
RF Suppression.
I2C Control Interface.
32-Step Digital Volume Control.
6 Operating Modes.
Output Short Circuit Protection and Thermal Shutdown Protection.
Minimum External Components.
Click and Pop Suppression.
Micro-Power Shutdown.
Independent Speaker and.

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