Description
The ALC662 is a 5.1 Channel High Definition Audio Codec designed for Windows Vista desktop and mobile PCs. Its performance and functionality meet Microsoft Windows Vista (WLP 3.08) premium requirements. The ALC662 features three stereo DACs, two stereo ADCs, and legacy analog input to analog output mixing, to provide a fully-integrated audio solution for multimedia PC systems.
All analog IO (except CD-IN and PCBEEP) are input and output capable, and three headphone amplifiers are also integrated to drive earphones on front (port-E and port-F) and rear panel (port-D).
The ALC662 supports 16/20/24-bit S/PDIF output function and a sampling rate of up to 96kHz. It offers easy connection of PCs to high quality consumer electronic products such as digital decoders and speakers.
The ALC662 supports host/soft audio from the Intel ICH series chipset, and also from any other HDA compatible audio controller. With EAX/Direct Sound 3D/I3DL2/A3D compatibility, and excellent software utilities like Karaoke mode, environment emulation, software equalizer, HRTF 3D positional audio, and optional Dolby Digital Live, DTS CONNECT, and Dolby Home Theater programs, the ALC662 provides an excellent home entertainment package and game experience for PC users.
Features
Hardware Features
Meets performance requirements for Microsoft WLP 3.08 Vista premium and mobile PCs
Six channel DAC supports 16/20/24-bit PCM format for 5.1 channel audio solution
Two stereo ADC support 16/20-bit PCM format
All DAC support independent 44.1k/48k/96kHz sample rate
All ADC support independent 44.1k/48k/96kHz sample rate
Supports 44.1k/48k/96kHz S/PDIF output
All analog jack port are stereo input and output re-tasking
Analog differential CD input
Supports analog PCBEEP input
Integrates digital BEEP generator
Up to four channels of microphone array input are supported for AEC/BF application
Supports legacy analog input to analog output mixer
Built-in three headphone amplifiers for port-D (rear panel), port-E and port-F (front panel)
Software selectable 2.5V and 3.2V reference output for microphone bias
Software selectable boost gain (+10/+20/+30dB) for analog microphone input
Two jack detection pins: each supports detection of up to 4 jacks
Jack detection function is supported when device is in power down mode (D3)
Supports two GPIO pins (general purpose input and output)
Supports EAPD (external amplifier power down) control for external amplifier
Support 1.5V~3.3V scalable I/O for HD Audio link
Supports anti-pop mode when analog power AVDD is on and digital power is off
48-pin LQFP Green package
Pin-to-pin compatible with ALC88x series, ALC660 series, and ALC26x series audio codecs
Software Features
Compatible with Windows Vista Premium (complies with Microsoft WLP 3.08 specifications)
WaveRT-based audio function driver and logo ready for Windows Vista
Direct Sound 3D compatible
A3D compatible
I3DL2 compatible
HRTF 3D Positional Audio
Friendly user interface for 2-foot or 10-foot remote control applications
Emulation of 26 sound environments to enhance gaming experience
10 Software Equalizer Bands
Voice Cancellation and Key Shifting in Karaoke mode
Windows Vista style configuration panel to improve user experience
Microphone Acoustic Echo Cancellation (AEC), Noise Suppression (NS), and Beam Forming (BF) technology for voice application
Features Dolby Digital Live and DTS CONNECT software (Optional)
Features Dolby Home Theater software (Optional)
Applications
Desktop and mobile multimedia PCs
Information Appliances (IA)
Manufacturer Part Number: ALC662-GR
Electronic Components
