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ALC662 Series
(ALC662-GR, ALC662-VC0-GR, ALC662-VC1-GR)
5.1 CHANNEL HIGH DEFINITION AUDIO CODEC
DATASHEET
Rev. 1.3
03 July 2009
Track ID: JATR-1076-21
Realtek Semiconductor Corp.
No. 2, Innovation Road II, Hsinchu Science Park, Hsinchu 300, Taiwan
Tel.: +886-3-578-0211. Fax: +886-3-577-6047
www.realtek.com
ALC662 Series
Datasheet
9. ELECTRICAL CHARACTERISTICS ..........................................................................................................................63
9.1. DC CHARACTERISTICS...............................................................................................................................................63
9.1.1. Absolute Maximum Ratings ..................................................................................................................................63
9.1.2. Threshold Voltage ................................................................................................................................................63
9.1.3. Digital Filter Characteristics ...............................................................................................................................64
9.1.4. SPDIF Output Characteristics .............................................................................................................................64
9.2. AC CHARACTERISTICS...............................................................................................................................................65
9.2.1. Link Reset and Initialization Timing ....................................................................................................................65
9.2.2. Link Timing Parameters at the Codec ..................................................................................................................66
9.2.3. SPDIF Output Timing...........................................................................................................................................67
9.2.4. Test Mode .............................................................................................................................................................67
9.3. ANALOG PERFORMANCE ............................................................................................................................................68
10. APPLICATION CIRCUITS .......................................................................................................................................69
10.1.
10.2.
10.3.
10.4.
FILTER CONNECTION .................................................................................................................................................69
ONBOARD FRONT PANEL HEADER CONNECTION AND FRONT PANEL I/O ..................................................................70
ANALOG INPUT/OUTPUT CONNECTION ......................................................................................................................71
OPTIONAL SPDIF OUTPUT.........................................................................................................................................71
11. MECHANICAL DIMENSIONS.................................................................................................................................72
11.1. MECHANICAL DIMENSIONS NOTES ............................................................................................................................73
12. ORDERING INFORMATION ...................................................................................................................................74
5.1 Channel High Definition Audio Codec
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Track ID: JATR-1076-21 Rev. 1.3
2.2. Software Features
ALC662 Series
Datasheet
Meets Microsoft WLP 3.10 and future WLP audio requirements
WaveRT based audio function driver and logo ready for Windows Vista
EAX™ 1.0 & 2.0 compatible
Direct Sound 3D™ compatible
I3DL2 compatible (Windows XP only)
3D Positional Audio
Emulation of 26 sound environments to enhance gaming experience
Multi-band software equalizer and software tools are provided
Voice Cancellation and Key Shifting effects
Dynamic range control (expander, compressor, and limiter) with adjustable parameters
Intuitive Configuration Panel (Realtek Audio Manager) for enhanced audio experience
Provides 10-foot GUI for Windows Media Center
Microphone Acoustic Echo Cancellation (AEC), Noise Suppression (NS), and Beam Forming (BF)
technology for voice application
Smart multiple streaming operation
Dolby® Digital Live (optional software feature)
DTS® CONNECT™ (optional software feature)
SRS® TruSurround HD (optional software feature)
5.1 Channel High Definition Audio Codec
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Track ID: JATR-1076-21 Rev. 1.3