The SLS Audio Codec Snap On board provides a digital audio interface to development boards having standard SantaCruz expansion headers. It includes multiple stereo line input and output with in-built head phone amplifier. It supports 8 DAC channel and 6 ADC channel. Its main application areas include audio and voice processing, speech recognition including microphone array beam forming, and vibration analysis.

Block Diagram

• High performance stereo codec (TLV320AIC23 and LM4550).
• TLV320AIC23 supports I2S or McBSP protocol for input and output data.
• LM4550 is AC'97 compliant for input and output data.
• 24.576 MHz on board oscillator.
• 26 General purpose user I/Os
• Four input jacks, two MIC jacks and two Line In jacks
• Four output jacks, two headphones and two Line Out jacks
• Two headers(4 x1) for AUX_In & CD_In
• SantaCruz headers (Female)
• Variable sampling rate: 8 KHz to 96 KHz

Deliverables

• Audio Codec Snap On Board
• Audio Cable
• CD ROM
  • I2S IP Core Evaluation version
  • AC'97 IP Core Evaluation version
  • Board Reference Manual

• Audio Codec Snap On Board Brochure
• Audio Codec Snap On Board Documents
• I²S IP Core OpenCore plus Evalution version
• AC’ 97 IP Core OpenCore plus Evalution version