Evaluation Kit for the MAX9856

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The MAX9856 evaluation kit (EV kit) consists of a MAX9856 evaluation board and software. The MAX9856 EV kit is a fully assembled and tested PCB that evaluates the MAX9856 high-performance, low-power stereo audio CODEC with microphone inputs, DirectDrive® headphone amplifiers, and stereo line outputs. The EV kit is designed to send and receive digital audio data in the Sony/Philips digital interface (S/PDIF) format and can be optionally configured to communicate using generic digital audio or I²S-compatible signals. The EV kit provides RCA jacks for connecting analog input signals, analog output signals, and digital S/PDIF signals. A 3.5mm headphone jack provides easy connection of headphones to the circuit board. Another 3.5mm microphone jack provides easy connection of microphones to the circuit board.

The MAX9856 EV kit includes Windows® 2000-, Windows XP®-, and Windows Vista®-compatible software that provides a simple graphical user interface (GUI) for exercising the features of the MAX9856. The EV kit is connected to a PC through a USB cable.

Key Features

  • USB Connectivity (No External Power Supply Required)
  • Electrical S/PDIF Input/Output (with TOSLINK Option)
  • On-Board 12MHz Crystal Clock Oscillator
  • On-Board S/PDIF Digital Audio Receiver
  • On-Board S/PDIF Digital Audio Transmitter
  • On-Board Power-Management IC
  • Isolation Header for Direct Communication with the MAX9856 I²C and Digital Audio Interfaces
  • Easy-to-Use Menu-Driven Software
  • Fully Assembled and Tested
  • Windows 2000-, Windows XP-, and Windows Vista-Compatible Evaluation Software


  • Cellular Phones
  • Handheld Gaming Consoles
  • MP3 Players
  • Personal Media Players
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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