AD1884A PDF File ( Datasheet )

High Definition Audio SoundMAX Codec AD1884A FEATURES Microsoft Vista Premium Logo for notebook 90+ dB audio outputs, 85 dB audio inputs WLP 3.0 and 4.0 2 stereo headphone amplifiers Internal 32-bit arithmetic for greater accuracy Impedance and presence detection on all jacks Full analog mixer with DAC inputs 3 independent microphone bias pins Digital and analog PCBeep 3 general-purpose digital I, O (GPIO) pins 3.3 V analog supply voltage 1.7 V to 1.9 V or 3.3 V digital supply voltages 1.5 V or