92HD005/92HD005D
4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE
PC AUDIO
3.4.27. DigIn Node (NID = 0x22) ............................................................................................... 165
3.4.28. PCBeep Node (NID = 0x23) .......................................................................................... 171
3.4.29. ExtVolume Node (NID = 0x24) ...................................................................................... 173
4. ORDERING INFORMATION ..................................................................................................177
5. PINOUTS ................................................................................................................................178
5.1. Pin Assignment ............................................................................................................................. 178
5.2. Pin Descriptions ............................................................................................................................ 178
6. DESIGN CONSIDERATIONS ................................................................................................181
6.1. External Components .................................................................................................................... 181
6.1.1. Decoupling Capacitor ...................................................................................................... 181
6.1.2. Other Required Components ........................................................................................... 181
6.2. PCB Layout Recommendations .................................................................................................... 182
6.2.1. Vista WLP Compliance Requirements ............................................................................. 182
7. PACKAGE OUTLINE AND PACKAGE DIMENSIONS .........................................................184
7.1. 48-Pad QFN Package .................................................................................................................. 184
7.2. 48-Pin LQFP Package .................................................................................................................. 185
8. SOLDER REFLOW PROFILE ...............................................................................................186
8.1. Standard Reflow Profile Data ........................................................................................................ 186
8.2. Pb Free Process - Package Classification Reflow Temperatures ................................................ 187
9. REVISION HISTORY .............................................................................................................188
LIST OF FIGURES
Figure 1. 92HD005/92HD005D Block Diagram ............................................................................................ 12
Figure 2. System Diagram ............................................................................................................................ 13
Figure 3. Single Digital Microphone ............................................................................................................. 15
Figure 4. Stereo Digital Microphone Configuration ....................................................................................... 16
Figure 5. Quad Digital Microphone Configuration ......................................................................................... 17
Figure 6. 92HD005/92HD005D Widget Diagram ........................................................................................... 28
Figure 7. Solder Reflow Profile ................................................................................................................... 186
LIST OF TABLES
Table 1. 92HD005/92HD005D Valid Digital Microphone Configurations .................................................... 14
Table 2. DMIC_CLK, DMIC_0 and DMIC_1 Operation During Power States .............................................. 14
Table 3. Jack Detect ...................................................................................................................................... 20
Table 4. Impedance Sense ............................................................................................................................ 20
Table 5. Power Management ....................................................................................................................... 21
Table 6. Device IDs ....................................................................................................................................... 22
Table 7. Performance Characteristics .......................................................................................................... 24
Table 8. High Definition Audio Widget ........................................................................................................... 29
Table 9. Pin Widget Configuration Default Settings ....................................................................................... 30
Table 10. Command Format for Verb with 4-bit Identifier ............................................................................. 31
Table 11. Command Format for Verb with 12-bit Identifier ........................................................................... 31
Table 12. Solicited Response Format ........................................................................................................... 31
Table 13. Unsolicited Response Format ....................................................................................................... 31
Table 14. Root PnpID Command Verb Format .............................................................................................. 32
Table 15. Root PnpID Command Response Format ..................................................................................... 32
Table 16. Root RevID Command Verb Format .............................................................................................. 32
IDT™
3
92HD005/92HD005D
V 1.0 12/06
4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE
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