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ALC892

7.1+2 CHANNEL HD AUDIO CODEC WITH CONTENT PROTECTION

Realtek Semiconductor 

ALC892

Datasheet

List of Figures

FIGURE 1. BLOCK DIAGRAM ........................................................................................................................................................5

FIGURE 2. ANALOG INPUT/OUTPUT UNIT.....................................................................................................................................6

FIGURE 3. PIN ASSIGNMENTS .......................................................................................................................................................7

FIGURE 4. HDA LINK PROTOCOL...............................................................................................................................................10

FIGURE 5. BIT TIMING................................................................................................................................................................11

FIGURE 6. SIGNALING TOPOLOGY ..............................................................................................................................................12

FIGURE 7. SDO OUTBOUND FRAME...........................................................................................................................................13

FIGURE 8. SDO STREAM TAG IS INDICATED IN SYNC...............................................................................................................13

FIGURE 9. STRIPED STREAM ON MULTIPLE SDOS......................................................................................................................14

FIGURE 10. SDI INBOUND STREAM .............................................................................................................................................15

FIGURE 11. SDI STREAM TAG AND DATA ...................................................................................................................................15

FIGURE 12. CODEC TRANSMITS DATA OVER MULTIPLE SDIS ....................................................................................................16

FIGURE 13. LINK RESET TIMING..................................................................................................................................................20

FIGURE 14. CODEC INITIALIZATION SEQUENCE...........................................................................................................................21

FIGURE 15. LINK RESET AND INITIALIZATION TIMING ................................................................................................................71

FIGURE 16. LINK SIGNALS TIMING ..............................................................................................................................................72

FIGURE 17. OUTPUT AND INPUT TIMING......................................................................................................................................73

FIGURE 18. FILTER CONNECTION ................................................................................................................................................76

FIGURE 19. FRONT PANEL HEADER AND FRONT PANEL MODULE CONNECTION .........................................................................77

FIGURE 20. JACK CONNECTION AT REAR PANEL .........................................................................................................................78

FIGURE 21. SPDIF INPUT/OUTPUT CONNECTION ........................................................................................................................78

FIGURE 22. DIGITAL MICROPHONE IMPLEMENTATION ................................................................................................................80

FIGURE 23. STEREO DIGITAL MICROPHONE CONNECTION ..........................................................................................................80

7.1+2 Channel HD Audio Codec with Content Protection viii

Track ID: JATR-2265-11 Rev. 1.3

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