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LM48822 - 35mW/Channel Stereo Headphone Amplifier

General Description

The LM48822 is a single supply, ground-referenced stereo headphone amplifier designed for portable devices, such as cell phones, where board space is at a premium.

Key Features

  • 1.
  • 23 Ground Referenced Outputs.
  • Eliminates Output Coupling Capacitors.
  • Common-Mode Sense.
  • Ultra-High PSRR.
  • I2C Volume and Mode Control.
  • High Output Impedance in Shutdown.
  • Differential Inputs.
  • Advanced Click-and-Pop Suppression.
  • Low Supply Current.
  • Minimum External Components.
  • Micro-Power Shutdown.
  • Available in Space-Saving 16-Bump DSBGA Package.

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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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LM48822, LM48822TLEVAL www.ti.com SNAS456C – MAY 2008 – REVISED MAY 2013 LM48822 Boomer ™ Ground-Referenced, Ultra High PSRR, Ultra Low Noise, 35mW/Channel Stereo Headphone Amplifier with Common Mode Sense, and I2C Volume Control Check for Samples: LM48822, LM48822TLEVAL FEATURES 1 •23 Ground Referenced Outputs – Eliminates Output Coupling Capacitors • Common-Mode Sense • Ultra-High PSRR • I2C Volume and Mode Control • High Output Impedance in Shutdown • Differential Inputs • Advanced Click-and-Pop Suppression • Low Supply Current • Minimum External Components • Micro-Power Shutdown • Available in Space-Saving 16-Bump DSBGA Package APPLICATIONS • Mobile Phones • PDAs • Notebook PCs • Portable Electronic Devices • MP3 Players KEY SPECIFICATIONS • Output Power/Channel at VDD = 3.