alc268 Realtek Semiconductor Corporation, alc268 Datasheet - Page 11

• Manufacturer Part Number: alc268
• Description: 2+2 Channel High Definition Audio Codec
• Manufacturer: Realtek Semiconductor Corporation

2.2. Software Features
2+2 Channel High Definition Audio Codec
Supports Anti-pop mode when analog power AVDD is on and digital power is off
Power support: 3.3V digital core power; 1.5V~3.3V digital IO power for HDA link; 3.3V~5.0V
analog power
The ALC268-VB integrates a DC cancellation filter to cancel DC offset from digital microphones
48-pin LQFP ‘Green’ package (ALC268, ALC268-VB)
48-pin QFN ‘Green’ package (ALC268Q only)
Meets Microsoft Windows Logo Program requirements
EAX™ 1.0 & 2.0 compatible
Direct Sound 3D™ compatible
A3D™ compatible
I3DL2 compatible
HRTF 3D Positional Audio
Emulation of 26 sound environments to enhance gaming experience
Multi-band software equalizer and tools
Voice Cancellation and Key Shifting effect
Dynamic range control (expander, compressor and limiter) with adjustable parameters
Intuitive Configuration Panel (Realtek Audio Manager) to enhance user 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
HDMI audio driver for AMD platform
Dolby
®
PCEE program™ (optional software feature)
3
Track ID: JATR-1076-21
ALC268 Series
Datasheet
Rev. 1.3