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DESCRIPTION

The WM8766 is a multi-channel audio DAC ideal for DVD and surround sound processing applications for home hi-fi, automotive and other audio visual equipment.

Three stereo 24-bit multi-bit sigma delta DACs are used with oversampling digital interpolation filters. Digital audio input word lengths from 16-32 bits and sampling rates from 8kHz to 192kHz are supported. Each DAC channel has independent digital volume and mute control.

FEATURES

? 6-Channel DAC

? Audio Performance

? 103dB SNR (‘A’ weighted @ 48kHz) DAC

? DAC Sampling Frequency: 8kHz – 192kHz

? 3-Wire SPI Serial or Hardware Control Interface

? Programmable Audio Data Interface Modes

? I2S, Left, Right Justified or DSP

? 16/20/24/32 bit Word Lengths

? Three Independent stereo DAC outputs with independent

digital volume controls

? Master or Slave Audio Data Interface

? 2.7V to 5.5V Analogue, 2.7V to 3.6V Digital supply Operation

? 28 pin SSOP Package

APPLICATIONS

? DVD Players

? Surround Sound AV Processors and Hi-Fi systems

? Automotive Audio