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PDF ALC887 Data sheet ( Hoja de datos )
| Número de pieza | ALC887 | |
| Descripción | 7.1 CHANNEL HIGH DEFINITION AUDIO CODEC | |
| Fabricantes | Realtek Microelectronics | |
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 1. Channel Audio Codec - Realtek  Hay una vista previa y un enlace de descarga de ALC887 (archivo pdf) en la parte inferior de esta página. Total 70 Páginas | ||
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ALC887
(PN: ALC887-GR)
7.1 CHANNEL HIGH DEFINITION AUDIO CODEC
WITH TWO INDEPENDENT SPDIF-OUT
DATASHEET
Rev. 1.0
24 July 2008
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.tw
http://www.Datasheet4U.com
1 page  
ALC887
Datasheet
9.1.2. Threshold Voltage .................................................................................................................................................63
9.1.3. Digital Filter Characteristics ...............................................................................................................................64
9.1.4. SPDIF Input/Output Characteristics....................................................................................................................64
9.2. AC CHARACTERISTIC ................................................................................................................................................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 and Input Timing...........................................................................................................................67
9.3. ANALOG PERFORMANCE ............................................................................................................................................68
10. APPLICATION CIRCUITS .......................................................................................................................................69
10.1.
10.2.
10.3.
10.4.
10.5.
10.6.
FILTER CONNECTION..................................................................................................................................................69
ONBOARD FRONT PANEL HEADER CONNECTION........................................................................................................70
JACK CONNECTION ON REAR PANEL ..........................................................................................................................71
SPDIF INPUT/OUTPUT CONNECTION .........................................................................................................................71
SECONDARY SPDIF-OUT CONNECTED TO HDMI TX CONNECTOR...........................................................................72
DIFFERENTIAL ANALOG CD USED AS LINE LEVEL INPUT ..........................................................................................72
11. MECHANICAL DIMENSIONS......................................................................................................................................73
12. ORDERING INFORMATION .......................................................................................................................................74
7.1 Channel High Definition Audio Codec w/Two
Independent SPDIF-OUT
v
Rev. 1.0
5 Page 
ALC887
Datasheet
Supports low voltage IO for HDA Link (1.5V~3.3V)
Intel low power ECR compliant, supports power status control for each analog converter and pin
widgets, supports jack detection and wake up event in D3 mode
2.2. Softwar e Features
Meets Microsoft WLP 3.10 and future WLP audio requirements
WaveRT based audio function driver for Windows Vista
EAX™ 1.0 & 2.0 compatible, especially the EAX effect is supported in Windows Vista
Direct Sound 3D™ compatible
Emulation of 26 sound environments to enhance gaming experience
Multi bands of software equalizer and tool are provided
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
Realtek proprietary Acoustic Echo Cancellation (AEC), Noise Suppression (NS), and Beam Forming
(BF) technology for voice application
HDMI audio driver for AMD platform
Dolby® PCEE program™ (optional software feature)
DTS® CONNECT™ (optional software feature)
SRS® TrueSurround HD (optional software feature)
Fortemedia® SAM™ technology for voice processing (Beam Forming and Acoustic Echo
Cancellation) (optional software feature)
7.1 Channel High Definition Audio Codec w/Two
Independent SPDIF-OUT
3
Rev. 1.0
11 Page | ||
| Páginas | Total 70 Páginas | |
| PDF Descargar | [ Datasheet ALC887.PDF ] | |
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