92hd87b4x5ndg Integrated Device Technology, 92hd87b4x5ndg Datasheet - Page 9

• Manufacturer Part Number: 92hd87b4x5ndg
• Description: Single Chip Pc Audio System Codec+stereo Speaker Amplifier+capless Hp+ldo
• Manufacturer: Integrated Device Technology

IDT PROPRIETARY / IDT
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
LIST OF FIGURES
LIST OF TABLES
92HD87
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
Figure 1. 92HD88 Block Diagram ..................................................................................................................12
Figure 2. System Diagram ............................................................................................................................12
Figure 3. Multi-channel capture ......................................................................................................................23
Figure 4. Multi-channel timing diagram ..........................................................................................................23
Figure 5. Single Digital Microphone (data is ported to both left and right channels .......................................26
Figure 6. Stereo Digital Microphone Configuration ........................................................................................27
Figure 7. Quad Digital Microphone Configuration ..........................................................................................28
Figure 8. HP EAPD Example to be replaced by single pin for internal amp ..................................................33
Figure 9. Aux Mode Block Diagram ...............................................................................................................38
Figure 10. HD Audio Bus Timing ....................................................................................................................47
Figure 11. Functional Block Diagram .............................................................................................................50
Figure 12. Widget Diagram ............................................................................................................................51
Figure 13. Desktop Port Configurations .........................................................................................................53
Figure 14. Port Configuration .........................................................................................................................54
Figure 15. Pin Assignment ...........................................................................................................................273
Figure 16. 40QFN Package Diagram ...........................................................................................................275
Figure 17. Solder Reflow Profile ..................................................................................................................276
Table 1. Port Functionality .............................................................................................................................13
Table 2. Analog Output Port Behavior ...........................................................................................................14
Table 3. SPDIF OUT 0 Behavior ....................................................................................................................16
Table 4. SPDIF OUT 1 Behavior ....................................................................................................................17
Table 5. Power Management .........................................................................................................................19
Table 6. Example channel mapping ...............................................................................................................22
Table 8. BTL Amp Status ...............................................................................................................................31
Table 9. Headphone Amp Enable Configuration ............................................................................................31
Table 10. EAPD Low Power Behavior ...........................................................................................................32
Table 11. EAPD Behavior ..............................................................................................................................32
Table 12. Aux Mode Table .............................................................................................................................38
Table 13. Electrical Specification: Maximum Ratings ...................................................................................41
Table 14. Recommended Operating Conditions ............................................................................................41
Table 15. 92HD88 Analog Performance Characteristics ...............................................................................42
Table 16. HD Audio Bus Timing .....................................................................................................................47
Table 17. SPDIF Timing .................................................................................................................................48
Table 18. Digital Mic timing ............................................................................................................................48
Table 19. Class-AB BTL Amplifier Performance ............................................................................................49
Table 20. Capless Headphone Supply ..........................................................................................................49
Table 21. Pin Configuration Default Settings .................................................................................................55
Table 22. Command Format for Verb with 4-bit Identifier ..............................................................................56
Table 23. Command Format for Verb with 12-bit Identifier ............................................................................56
Table 24. Solicited Response Format ............................................................................................................56
Table 25. Unsolicited Response Format ........................................................................................................56
Table 26. High Definition Audio Widget .........................................................................................................57
Table 27. Standard Reflow Profile ...............................................................................................................276
CONFIDENTIAL
9
92HD87
PC AUDIO
V 0.95 10/10