WM8777中文資料歐勝微電子數(shù)據(jù)手冊PDF規(guī)格書

DESCRIPTION

The WM8777 is a high performance, multi-channel audio codec. The WM8777 is ideal for surround sound processing applications for home hi-fi, automotive and other audio visual equipment. A S/PDIF transceiver with 4-channel input mux is included. Analogue domain bass management processing, and front channel analogue tone control facilities are provided.

FEATURES

? AV receiver on-a-chip with 8 DACs and 2 ADCs

? Integrated S/PDIF/IEC60958/AES3 transceiver

? Analogue Bass Management and stereo mixdown support

? Analogue tone controls for front 3 channels

? Master volume control on each DAC channel with gain range of +20dB to -100dB in 1dB steps

? Audio Performance

? 108dB SNR (‘A’ weighted @ 48kHz) DAC

? 102dB SNR (‘A’ weighted @ 48kHz) ADC

? 110dB SNR (‘A’ weighted) Analogue volume control

? DAC Sampling Frequency: 8KHz – 192kHz

? ADC Sampling Frequency: 8KHz – 192kHz

? 3-Wire SPI or 2-wire MPU Serial Control Interface with readback.

? Master or Slave Clocking Mode

? Programmable Format Audio Data Interface Modes

? Four Independent stereo DAC outputs with independent digital volume controls

? Integrated Stereo headphone amplifier with source select

? 5.1 channel analogue input prior to the tone controls, bass management and stereo mixdown functions.

? Six stereo input ADC mux with analogue gain adjust from +24dB to –21dB in 0.5dB steps

? 5V Analogue, 2.7V to 3.6V Digital supply Operation

APPLICATIONS

? Surround Sound AV Processors and Hi-Fi systems