Data Sheet Rev. 0
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Overview

Features and Benefits

  • 2.7V to 5.5V Single-Supply Operation
  • 100mW DirectDrive Headphone Amplifier
  • Integrated 64-Level Volume Control
  • Hardware/Software Shutdown Control
  • Software Enabled BassMax (Bass-Boost)
  • I²C/SMBus-Compatible Interface
  • Fully Assembled and Tested

Product Details

The MAX9726 evaluation system (MAX9726EVCMAXQU) consists of the MAX9726 evaluation kit (EV kit) and the Maxim CMAXQUSB command module. Windows® 98/2000/XP-compatible software is also available for use with the MAX9726EVCMAXQU system and can be downloaded from Maxim's website (www.maximintegrated.com/evkitsoftware).

The MAX9726 evaluation kit is a fully assembled and tested PCB that evaluates the MAX9726 stereo DirectDrive® headphone amplifier. The MAX9726 consists of two Class AB amplifiers designed to operate from a 2.7V to 5.5VDC power supply and deliver 100mW into a 32Ω stereo headphone. The EV kit includes a 3.5mm stereo headphone jack and an I²C/SMBus-compatible interface that allows for software control of the BassMax (bass-boost), shutdown, and output volume setting features.

The Maxim CMAXQUSB command module provides the I²C/SMBus interface and is connected to the computer through the universal serial bus (USB) port. The MAX9726 EV kit software provides a graphical user interface (GUI) for exercising the MAX9726 features.

Applications

  • Automotive Rear-Seat Entertainment (RSE)
  • Cell Phones
  • Flat-Panel TVs
  • MP3/PMP Players
  • Portable CD/DVD/MD Players

Documentation & Resources

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