92HD91 Datasheet, PDF (9/298 Pages) Integrated Device Technology – SINGLE CHIP PC AUDIO SYSTEM

92HD91
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
LIST OF TABLES
Table 1. Port Functionality .............................................................................................................................12
Table 2. Analog Output Port Behavior ...........................................................................................................13
Table 3. 48pin Jack Detect ............................................................................................................................15
Table 4. SPDIF OUT 0 Behavior ....................................................................................................................16
Table 5. SPDIF OUT 1 Behavior ....................................................................................................................16
Table 6. Power Management .........................................................................................................................19
Table 7. Example channel mapping ...............................................................................................................22
Table 9. EAPD Pin Mode Select ....................................................................................................................24
Table 10. Control bit descriptions for BTL amplifier and Headphone amplifier enable configurations ...........24
Table 11. BTL Amp Enable Configuration ......................................................................................................24
Table 14. EAPD Analog PC_Beep behavior ..................................................................................................25
Table 15. EAPD Behavior ..............................................................................................................................25
Table 12. Headphone Amp Enable Configuration ..........................................................................................25
Table 13. Port E Headphone Amp Enable Configuration support by part and mode .....................................25
Table 16. Valid Digital Mic Configurations .....................................................................................................28
Table 17. DMIC_CLK and DMIC_0,1 Operation During Power States ..........................................................28
Table 18. Electrical Specification: Maximum Ratings ...................................................................................45
Table 19. Recommended Operating Conditions ............................................................................................45
Table 20. 92HD91 Analog Performance Characteristics ...............................................................................46
Table 21. Class-D BTL Amplifier Performance ..............................................................................................49
Table 22. Capless Headphone Supply ..........................................................................................................50
Table 23. HD Audio Bus Timing .....................................................................................................................50
Table 24. SPDIF Timing .................................................................................................................................51
Table 25. Digital Mic timing ............................................................................................................................51
Table 26. GPIO Characteristics .....................................................................................................................51
Table 27. Pin Configuration Default Settings .................................................................................................55
Table 28. Command Format for Verb with 4-bit Identifier ..............................................................................56
Table 29. Command Format for Verb with 12-bit Identifier ............................................................................56
Table 30. Solicited Response Format ............................................................................................................56
Table 31. Unsolicited Response Format ........................................................................................................56
Table 32. Widget List .....................................................................................................................................57
Table 33. 48QFN Pin Description ................................................................................................................292
Table 34. Standard Reflow Profile ...............................................................................................................295
IDT™ CONFIDENTIAL
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92HD91