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LM49270 - Filterless 2.2W Stereo Class D Audio Subsystem

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.

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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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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