CMI9880/8CH Azalia Audio Codec

8 channel DACs with SNR > 95dB.
Capabilities: 192 / 96 / 48 kHz with 24 / 20 / 16 bits
4 channel ADCs with SNR > 85dB.
Capabilities: 96 / 48 / 44.1 kHz with 16 bits

Advanced features of Azalia Codecs:

8 Smart Jack® I/O ports support:
Each port is microphone re-taskable.
Each port has built-in 32Ù headphone driving capability.
Optional 4-channel microphone array with AEC (Acoustic Echo Cancellation) / BF (Beam Forming) reference capability.
Extensive jack detection via RNM (resistors network method) that can be used to monitor the plugging status of each jack.
Precise advanced impedance sensing technology for audio device class discoverability.
Multi-streaming capabilities.

Miscellaneous features:

Compliant with IntelR Azalia specification.
Meeting with MicrosoftR PC2001 requirements.
Advanced power management and power saving capabilities.
Industry standard 48-lead LQFP package.
Analog power supply is 5V, digital power supply is 3.3V.
(the power supply for digital I/O and digital core are separated to support low voltage for future chipsets)


Versatile I/O & functionalities support:

High quality pseudo-differential analog CD Audio input.
Dual analog & digital PC BEEP support.
S/PDIF I/O function:
Output: 192 / 96 / 48 kHz with 24 / 20 / 16 bits
Input: 96 / 48 / 44.1 kHz with 24 / 20 / 16 bits
EAPD (External Amplifier Power Down) support.



Value add-on software features:
Xear3D™ sound support with 7.1CH speaker shifter and normalizer.
SensauraR HRTF 3D positional sound support.
Optional sound-field technologies licensed from Dolby® Laboratory: DDICE (DolbyR Digital Interactive Content Encoder), Dolby® Pro Logic IIx, Dolby® Headphone, Dolby® Virtual Speaker.
Optional sound-field technologies licensed from DTS® or SonicFocus®.
Support most industry standards of 3D sound for gaming, including Creative EAX™ 2.0 / 1.0, Microsoft DirectSound™ 3D, A3D 1.0 and more.
Unique karaoke function featured with microphone echo, key shifting, and vocal cancellation.
Unique Magic Voice for voice disguise.
10-band equalizer with 12 pre-set settings.
27 kinds of listening environments together with 3 kinds of room sizes emulation.
Dynamic AGC(auto gain control) technology.