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PDF ALC262S-GR Data sheet ( Hoja de datos )
| Número de pieza | ALC262S-GR | |
| Descripción | 2+2 CHANNEL HIGH DEFINITION AUDIO CODEC | |
| Fabricantes | Realtek Microelectronics | |
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ALC262-GR
ALC262S-GR
ALC262SRS-GR
ALC262DTS-GR
2+2 CHANNEL HIGH DEFINITION AUDIO CODEC
DATASHEET
Rev. 1.2
25 August 2005
Track ID: JATR-1076-21
1 page  
ALC262 Series
Datasheet
8.37. VERB – FUNCTION RESET (VERB ID=7FFH) ..................................................................................51
8.38. VERB – GET DIGITAL CONVERTER CONTROL 1 & CONTROL 2 (VERB ID=F0DH, F0EH) ...............51
8.39. VERB – SET DIGITAL CONVERTER CONTROL 1 & CONTROL 2 (VERB ID=70DH, 70EH) ................52
8.40. GET/SET VOLUME KNOB WIDGET (NID=21H) (VERB ID=F0FH/70FH).......................................54
8.41. GET/SET SUBSYSTEM ID [31:0] (VERB ID=F20H / 723H~720H TO SET BIT[31:0]) ......................54
9. Electrical Characteristics ......................................................................................... 55
9.1. DC CHARACTERISTICS ...................................................................................................................55
9.1.1. Absolute Maximum Ratings ..................................................................................................................................55
9.1.2. Threshold Voltage .................................................................................................................................................55
9.1.3. Digital Filter Characteristics ...............................................................................................................................56
9.1.4. S/PDIF Input/Output Characteristics...................................................................................................................56
9.2. AC CHARACTERISTICS ...................................................................................................................57
9.2.1. Link Reset and Initialization Timing.....................................................................................................................57
9.2.2. Link Timing Parameters at the Codec ..................................................................................................................58
9.2.3. S/PDIF Output and Input Timing .........................................................................................................................59
9.2.4. Test Mode..............................................................................................................................................................59
9.3. ANALOG PERFORMANCE ................................................................................................................60
10. Application Notes ...................................................................................................... 61
10.1. APPLICATION CIRCUIT....................................................................................................................61
10.2. VOLUME CONTROL BY EXTERNAL VARIABLE RESISTOR................................................................61
10.3. VOLUME CONTROL BY GPIO0/GPIO1...........................................................................................61
11. Mechanical Dimensions ............................................................................................ 62
11.1. MECHANICAL DIMENSIONS NOTES.................................................................................................63
12. Ordering Information ............................................................................................... 64
2+2 Channel High Definition Audio Codec
v
Track ID: JATR-1076-21 Rev. 1.2
5 Page 
ALC262 Series
Datasheet
2.2. Software Features
Meets Microsoft WHQL/WLP 2.0 audio 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
10 Software Equalizer Bands
Voice Cancellation and Key Shifting in Karaoke mode
Realtek Media Player
Enhanced Configuration Panel and device sensing wizard to improve user experience
Microphone Acoustic Echo Cancellation (AEC), Noise Suppression (NS), and Beam Forming (BF)
technology for voice applications
Optional audio software technology
ALC262S-GR features Dolby® Sound Room
ALC262SRS-GR features SRS TruSurround XT
ALC262DTS-GR features DTS CONNECT™
3. System Applications
Multimedia desktop and laptop PCs
3D PC games
Information appliances (IA)
Voice recognition
Audio conferencing
2+2 Channel High Definition Audio Codec
3
Track ID: JATR-1076-21 Rev. 1.2
11 Page | ||
| Páginas | Total 30 Páginas | |
| PDF Descargar | [ Datasheet ALC262S-GR.PDF ] | |
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