DT4218DB
Audio daughtercard for ZSP boards

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Brochure: dt4218db_br.pdf (242 KB)
Users Guide: dt4218db_ug.pdf (362 KB)


Enhance your ZSP based product development and testing using this audio daughterboard. The compact DT4218DB creates a 2 channel audio test system by providing stereo audio input and output to any ZSP board with a SPORT serial connector.

Features

Description

Demo Software

Ordering


Features

  • Dimensions: 2" x 3"
  • 16-bit Stereo Audio Codec
  • Delta-Sigma A/D and D/A converters
  • Stereo Line Out
  • Stereo Line In
  • Dual MIC In

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     Sampling Rates:

  • 48 kHz - 8 kHz
  • 44.1 kHz - 7.35 kHz

Description

The board features Cirrus Logic Cs4218 16-bit stereo Delta-Sigma Codec. With two external clock sources, it supports sampling rates of 48 - 8kHz and 44.1 - 7.35 kHz.

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It features stereo line level output and user selectable option of stereo line level input or dual microphone.  The microphone circuit supports electret microphones with bias voltage and pre-amp module. 


 

Demo Software

Utilize the demo software, sources included, to test the CS4218 chip on the DT4218DB audio daughterboard. The Graphical user interface of the demo monitors incoming waveforms and displays their amplitude values.  For more information on the demo software, please review the Users Guide: DT4218DB-UsersGuide.pdf (453 KB). 

 

 

 

 

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