[realtek]

Features

l Single chip audio CODEC with high S/N ratio (>90 dB).

l 20-bit DAC, 18-bit ADC.

l Stereo full-duplex CODEC with independent and variable sampling rate.

l 4 analog line-level stereo input with 5-bit volume control : LINE_IN,CD,VIDEO,AUX

l 2 analog line-level mono input : PC_BEEP,PHONE_IN.

l Mono output with 5-bit volume control.

l Stereo output with 6-bit volume control.

l 2 MIC inputs: Software selectable.

l Power management and enhanced power saving.

l 3D Stereo Enhancement

l External Amplifier power down capability.

l Multiple CODEC extension.

l Compliant with AC’97 2.2 specification

l 50mW/8Wamplifier at LINE/ Headphone output

l Jack-detect function to mute LINE/MONO/HP output, to control S/PDIF output.

l Supports S/PDIF out is compliant with AC’97 rev2.2.

l 2 GPIO pins.

l 14.318MHz‡24.576MHz digital PLL.

l Supports double sampling rate (96KHz) of DVD audio playback.

l +30dB boost preamplifier for MIC input.

l Power support: Digital: 3.3V Analog: 3.3V/5V

l Standard 48-Pin LQFPPackage