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LM4857 - Stereo 1.2W Audio Sub-system

Datasheet Summary

Description

The LM4857 is an integrated audio sub-system designed for stereo cell phone applications.

Features

  • 1.
  • 2 Stereo Speaker Amplifier.
  • Stereo Headphone Amplifier.
  • Mono Earpiece Amplifier.
  • Mono Line Output for External Handsfree Carkit.
  • Independent Left, Right, and Mono Volume Controls.
  • TI 3D Enhancement.
  • I2C Compatible Interface.
  • Ultra low Shutdown Current.
  • Click and Pop Suppression Circuit.
  • 16 distinct Output Modes.
  • Thermal Shutdown Protection.
  • Available in DSBGA and UQFN packages KEY SPECI.

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Datasheet preview – LM4857

Datasheet Details

Part number LM4857
Manufacturer Texas Instruments
File Size 3.55 MB
Description Stereo 1.2W Audio Sub-system
Datasheet download datasheet LM4857 Datasheet
Additional preview pages of the LM4857 datasheet.

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Full PDF Text Transcription

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LM4857 www.ti.com SNAS229I – OCTOBER 2003 – REVISED APRIL 2013 LM4857 Stereo 1.2W Audio Sub-system with 3D Enhancement Check for Samples: LM4857 FEATURES 1 •2 Stereo Speaker Amplifier • Stereo Headphone Amplifier • Mono Earpiece Amplifier • Mono Line Output for External Handsfree Carkit • Independent Left, Right, and Mono Volume Controls • TI 3D Enhancement • I2C Compatible Interface • Ultra low Shutdown Current • Click and Pop Suppression Circuit • 16 distinct Output Modes • Thermal Shutdown Protection • Available in DSBGA and UQFN packages KEY SPECIFICATIONS • POUT, Stereo Loudspeakers, 4Ω, 5V, 1% THD+N (LM4857SP) 1.6W (typ) • POUT, Stereo Loudspeakers, 8Ω, 5V, 1% THD+N 1.
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