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WM8738  
 
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Stereo ADC
WM8738_BlockDiagram.gif
FEATURES
  • 90dB SNR (’A’ weighted @ 48kHz) ADC
  • 3.0 -5.5V Analogue Supply Operation
  • 3.0 -3.6V Digital Supply Operation
  • ADC Sampling Frequency: 8kHz - 96kHz
  • Selectable ADC High Pass Filter
  • Selectable Audio Data Interface Modes
  • I2S or Left Justified
  • 14-pin SOIC Package
DESCRIPTION

The WM8738 is a high performance stereo audio ADC designed for consumer applications.

Stereo line-level audio inputs are provided, along with a control input pin to allow operation of the audio interface in either one of two industry standard modes. The device also has a selectable digital high pass filter to remove residual DC offsets.

Stereo 24-bit multi-bit sigma delta ADCs are provided, along with oversampling digital interpolation filters. 24-bit digital audio output word lengths and sampling rates from 8kHz to 96kHz are supported.

The device is available in a small 14-pin SOIC package.

 
 
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DATA SHEET
WM8738 Rev 4.4 (133 k )

EVALUATION BOARDS
WM8738EV1M

Application
Automotive

 
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