GENERAL DESCRIPTION

The AD1989B audio codec and SoundMAX? software provides superior HD audio quality that exceeds Vista Premium performance. The AD1989B has ten 101 dB DACs and six 92 dB ADCs, three stereo headphone ports, C/LFE swapping, digital and analog PCBeep, and two independent S/PDIF outputs, making the AD1989B the right choice for PCs where performance and a rich feature set are primary considerations.

FEATURES

Ten 192 kHz, 101 dB DACs

7.1 surround sound plus independent headphone

All independent sample rates, 8 kHz through 192 kHz

Selectable stereo mixer on outputs

16-, 20-, and 24-bit resolution

Six 192 kHz, 92 dB ADCs

Simultaneous record of up to 3 stereo channels

All independent sample rates, 8 kHz through 192 kHz

16-, 20-, and 24-bit resolution

S/PDIF output

2 independent transmitters, second S/PDIF can support

external HDMI interface

Supports 44.1 kHz through 192 kHz sample rates

16-, 20-, and 24-bit data; PCM, and AC3 formats

Digital PCM gain control

S/PDIF input

Supports 44.1 kHz through 192 kHz sample rates

16-, 20-, and 24-bit data; PCM, and AC3 formats

Digital PCM gain control

Auto synchronizes to source sample rate

Dedicated auxiliary pins

Stereo CD/auxiliary I/O port w/GND sense

MONO_OUT pin for internal speaker with EAPD support

Microsoft Vista Premium? logo compliant

Support up to 9 audio jacks

Impedance and presence detection; retasking

5 adjustable microphone bias pins

Digital and analog PCBeep

3 general-purpose digital I/O (GPIO) pins

Multiple EAPD pins for external circuit control

3.3 V analog and digital supply voltages

1.5 V and 3.3 V HD Audio link signaling

Advanced power management modes