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LM49100 Datasheet Mono Class Ab Audio Sub-system

Manufacturer: Texas Instruments

Overview: LM49100 www.ti.com SNAS392F – JUNE 2007 – REVISED MAY 2013 LM49100 Mono Class AB Audio Sub-System with a TrueGround Headphone Amplifier Check for Samples:.

General Description

The LM49100 is a fully integrated audio subsystem capable of delivering 1.275W of continuous average power into a mono 8Ω bridged-tied load (BTL) with 1% THD+N and with a 5V power supply.

The LM49100 also has a stereo true-ground headphone amplifier capable of 50mW per channel of continuous average power into a 32Ω single-ended (SE) loads with 1% THD+N.

The LM49100 has three input channels.

Key Features

  • 1.
  • 2 Mono and Stereo Inputs.
  • Thermal Overload Protection.
  • True-Ground Headphone Drivers.
  • I2C Control Interface.
  • Input Mute Attenuation.
  • 2nd Stage Headphone Attenuator.
  • 32-Step Digital Volume Control.
  • 10 Operating Modes.
  • Minimum External Components.
  • Click and Pop Suppression.
  • Micro-Power Shutdown.
  • Available in Space-Saving 3mm x 3mm 25-Bump csBGA Package.
  • RF Suppression KEY.

LM49100 Distributor