MAX9729

Stereo Headphone Amplifier with BassMax, Volume Control, and Input Mux

DirectDrive Headphone Amplifier with Integrated 3:1 Input Stereo Multiplexer, I²C Interface, and Industry-Leading Click-and-Pop Suppression

Part Details

  • DirectDrive Headphone Amplifier Eliminates Bulky DC-Blocking Capacitors
  • 3:1 Input Multiplexer with Digital-Fade Circuitry
  • Software-Enabled Bass Boost
  • 32-Step Integrated Volume Control
  • Beep Input with Programmable Output Level
  • Low Quiescent Current
  • Industry-Leading Click-and-Pop Suppression
  • I²C-Compatible 2-Wire Interface
  • Short-Circuit Protection
  • 1.8V to 3.6V Single-Supply Operation
  • Available in Space-Saving, Thermally Efficient 28-Pin TQFN-EP (5mm x 5mm x 0.8mm)
MAX9729
Stereo Headphone Amplifier with BassMax, Volume Control, and Input Mux
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Hardware Ecosystem

Parts Product Life Cycle Description
Audio Amplifiers 1
MAX9723 PRODUCTION Stereo DirectDrive® Headphone Amplifier with BassMax, Volume Control, and I²C
Product 1
MAX9726 DirectDrive, Headphone Amplifier with BassMax, I²C, Volume and Gain Control
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