ALC665数据手册Realtek中文资料规格书

描述 Description

The ALC665 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 4.0) premium mobile requirements. The ALC665 also conforms to Intel’s Audio Codec low-power-state white paper and is ECR compliant. The ALC665 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.SURR, LINE2, and MIC2 ports are input and output capable. LINE2 and MIC2 are headphone outputs that do not require a capacitor to block different DC levels.The ALC665 provides two S/PDIF outputs and supports 16/20/24-bit S/PDIF output function and a sampling rate of up to 192kHz. It offers easy connection of PCs to high quality consumer electronic products such as digital decoders and speakers. The ALC665 supports 4 digital microphone array input.The ALC665 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 ALC665 provides an excellent home entertainment package and game experience for PC users.

特性 Features

Hardware Features
Meets performance requirements for Microsoft WLP 4.0 Vista premium mobile PCs
Six-channel DAC supports 16/20/24-bit PCM format for 5.1-channel audio solution
Two stereo ADC support 16/20/24-bit PCM format
All DAC support independent 44.1k/48k/96k/192kHz sample rate
All ADC support independent 44.1k/48k/96k/192kHz sample rate
Supports 44.1k/48k/96k192kHz S/PDIF output
SURR, LINE2, MIC2 are stereo input and output re-tasking
LINE2 and MIC2 are headphone outputs that do not require a capacitor to block different DC levels
MONO is a mono output
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 headphone amplifier for SURR out (port A)
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
Supports 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 Software Features
Compatible with Windows Vista Premium (complies with Microsoft WLP 4.0 specifications)
WaveRT-based audio function driver and logo ready for Windows Vista
EAX™ 1.0 & 2.0 compatible
Direct Sound 3D™ compatible
I3DL2 compatible
HRTF 3D Positional Audio (Windows XP only)
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 optional Dolby® Digital Live, Dolby® Home Theater, and DTS® CONNECT™ software

应用 Application

Desktop and mobile multimedia PCs
Information Appliances (IA)