WM8776 - Wolfson Microelectronics plc

WM8776 24 BIT 192KHZ STEREO CODEC WITH 5 CHANNEL I/P MULTIPLEXER

The WM8776 is a high performance, stereo audio CODEC with five channel input selector. The WM8776 is ideal for surround sound processing applications for home hi-fi, DVD-RW and other audio visual equipment. A stereo 24-bit multi-bit sigma delta ADC is used with a five stereo channel input mixer. Each ADC channel has programmable gain control with automatic l.

Features

including channel selection, volume controls, mutes, and de-emphasis facilities. The device is available in a 48-pin TQFP package. BLOCK DIAGRAM FEATURES
• Audio Performance − 108dB SNR (‘A’ weighted @ 48kHz) DAC − 102dB SNR (‘A’ weighted @ 48kHz) ADC
• DAC Sampling Frequency: 32kHz
  – 192kHz
• ADC Sampling Frequency: 32kHz
  – 96kHz
• Five stereo ADC inputs with analogue gain adjust from +24dB to
  –21dB in 0.5dB steps
• Programmable Limiter or Automatic Level Control (ALC)
• Stereo DAC with independent analogue and digital volume controls
• Stereo Headphone and Line Output
• 3-Wire SPI Compatibl.