WM8726

w 24-bit 192kHz Stereo DAC DESCRIPTION The WM8726 is a high performance stereo DAC designed for audio applications such as DVD, home theatre systems, and digital TV. The WM8726 supports data input word lengths from 16 to 24-bits and sampling rates up to 192kHz. The WM8726 consists of a serial interface port, digital interpolation filters, multi-bit sigma delta modulators and stereo DAC. The WM8726 has a hardware control interface for selection of audio data interface format, mute and de-emphasis. The WM8726 supports I2S, right Justified or DSP interfaces. The WM8726 is an ideal device to interface to AC-3™, DTS™, and MPEG audio decoders for surround sound applications, or for use in DVD players, including supporting the implementation of 2 channels at 192kHz for high-end DVD-Audio applications. The WM8726 is available in a 14-lead SOIC package. WM8726 FEATURES Stereo DAC Audio Performance 97 dB SNR (‘A’ weighted @ 48kHz) -89 dB THD DAC Sampling Frequency: 8kHz – 192kHz Pin Selectable Audio Data Interface Format I2S, 16-bit Right Justified or DSP 3.0V - 5.5V Supply Operation 14-lead SOIC Package Pin Compatible with WM8725 APPLICATIONS DVD Players Home Theatre Systems Digital TV Digital Set Top Boxes Automotive BLOCK DIAGRAM FORMAT MUTE DEEMPH W WM8726 CONTROL INTERFACE MUTE BCKIN LRCIN DIN MUTE AUDIO INTERFACE DIGITAL FILTERS SIGMA DELTA MODULATOR RIGHT DAC VOUTR SIGMA DELTA MODULATOR LEFT DAC VOUTL CAP MCLK VDD GND WOLFSON MICROELECTR...