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PDF ALC885-GR Data sheet ( Hoja de datos )
| Número de pieza | ALC885-GR | |
| Descripción | 7.1 + 2 Channel High Performance HDA Codec | |
| Fabricantes | Realtek | |
| Logotipo |  |
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ALC885-GR
ALC885M-GR
7.1+2 CHANNEL HIGH-PERFORMANCE HDA
CODEC WITH CONTENT PROTECTION
DATASHEET
Rev. 1.1
18 October 2006
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.tw
1 page  
ALC885 Series
www.DataShDeeat4tUa.csohmeet
8.37. VERB – GET GPIO UNSOLICITED RESPONSE ENABLE MASK (VERB ID=F19H) ...........................71
8.38. VERB – SET GPIO UNSOLICITED RESPONSE ENABLE MASK (VERB ID=719H) ............................72
8.39. VERB – FUNCTION RESET (VERB ID=7FFH) ..................................................................................72
8.40. VERB – GET DIGITAL CONVERTER CONTROL 1 & CONTROL 2 (VERB ID= F0DH, F0EH) ..............73
8.41. VERB – SET DIGITAL CONVERTER CONTROL 1 & CONTROL 2 (VERB ID=70DH, 70EH) ................74
8.42. VERB – GET SUBSYSTEM ID [31:0] (VERB ID=F20H/F21H/F22H/F23H) .......................................76
8.43. VERB – SET SUBSYSTEM ID [31:0] (VERB ID=723H FOR [31:24], 722H FOR [23:16], 721H FOR
[15:8], 720H FOR [7:0]) ..................................................................................................................76
9. Electrical Characteristics ......................................................................................... 77
9.1. DC CHARACTERISTICS ...................................................................................................................77
9.1.1. Absolute Maximum Ratings ..................................................................................................................................77
9.1.2. Threshold Voltage .................................................................................................................................................77
9.1.3. Digital Filter Characteristics ...............................................................................................................................78
9.1.4. S/PDIF Input/Output Characteristics...................................................................................................................78
9.2. AC CHARACTERISTIC .....................................................................................................................79
9.2.1. Link Reset and Initialization Timing.....................................................................................................................79
9.2.2. Link Timing Parameters at the Codec ..................................................................................................................80
9.2.3. S/PDIF Output and Input Timing .........................................................................................................................81
9.2.4. Test Mode..............................................................................................................................................................81
9.3. ANALOG PERFORMANCE ................................................................................................................82
10. Application Circuits .................................................................................................. 83
11. Application Supplements.......................................................................................... 86
11.1. STANDBY MODE.............................................................................................................................86
11.2. VOLUME KNOB CONTROL ..............................................................................................................86
11.2.1. GPI Volume Control via GPIO0 (Up/Down), GPIO1 (Mute)...............................................................................86
11.2.2. Volume Control by External Variable Resistor .....................................................................................................87
11.3. DIGITAL MICROPHONE IMPLEMENTATION......................................................................................88
12. Mechanical Dimensions ............................................................................................ 89
13. Ordering Information ............................................................................................... 90
7.1+2 Channel High-Performance HDA Codec
With Content Protection
v
Rev. 1.1
5 Page 
ALC885 Series
www.DataShDeeat4tUa.csohmeet
2.2. Software Features
Compatible with Windows Vista Premium (complies with Microsoft WLP 3.0 specifications)
WaveRT-based audio function driver for Windows Vista
EAX™ 1.0 & 2.0 compatible
Direct Sound 3D™ compatible
A3D™ compatible
I3DL2 compatible
HRTF 3D Positional Audio
7.1+2 channel multi-streaming enables concurrent gaming/VoIP
Friendly user interface for 2-foot or 10-foot remote control applications
Emulation of 26 sound environments to enhance gaming experience
10-Band Software Equalizer
Voice Cancellation and Key Shifting in Karaoke mode
Realtek Media Player
Enhanced Configuration Panel to improve user experience
Microphone Acoustic Echo Cancellation (AEC), Noise Suppression (NS), and Beam Forming (BF)
technology for voice application
ALC885M-GR features Dolby® Master Studio™ (optional software feature)
3. System Applications
Desktop multimedia PCs
Laptop PCs
Information appliances (IA) e.g., set-top box
7.1+2 Channel High-Performance HDA Codec
With Content Protection
3
Rev. 1.1
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet ALC885-GR.PDF ] | |
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