Evaluation Kit for the MAX98091

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The MAX98091 evaluation kit (EV kit) is a fully assembled and tested circuit board that evaluates the MAX98091 audio codec. The MAX98091 is an integrated audio codec including an earpiece amplifier, stereo Class D amplifier, stereo DirectDrive® headphone amplifier, and digital signal processing.

To enable easy connection to a wide range of audio sources, the EV kit includes audio devices to convert both USB and S/PDIF data to I2S data. The EV kit also integrates a MAXQ2000 microcontroller to enable I2C and SPI communication with the on-board I2C- and SPIcapable devices. A simple and intuitive graphical user interface (GUI) provides communication with the EV kit through Windows® OS running Windows XP®-, Windows 7-, or Windows 8-compatible software.

Key Features

  • 2.8V to 5.5V Single-Supply Operation
  • On-Board USB-to-I2C Interface
  • On-Board USB-to-I2S Converter
  • On-Board Digital Microphone
  • Windows XP-, Windows 7-, and Windows 8-Compatible Software
  • Fully Assembled and Tested


  • Smartphones
  • Tablets
Device   Fab Process   Technology   Sample size   Rejects   FIT at 25°C   FIT at 55°C   Material Composition  

Note : The failure rates are summarized by technology and mapped to the associated material part numbers. The failure rates are highly dependent on the number of units tested.

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