92HD71B5 IDT [Integrated Device Technology], 92HD71B5 Datasheet - Page 9
92HD71B5
Manufacturer Part Number
92HD71B5
Description
4-CHANNEL HD AUDIO CODEC OPTIMIZED FOR LOW POWER
Manufacturer
IDT [Integrated Device Technology]
Datasheet
1.92HD71B5.pdf
(216 pages)
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IDT™ CONFIDENTIAL AND PROPRIETARY
4-CHANNEL HD AUDIO CODEC OPTIMIZED FOR LOW POWER
LIST OF FIGURES
LIST OF TABLES
92HD71B7
4-CHANNEL HD AUDIO CODEC OPTIMIZED FOR LOW POWER
Figure 1. 92HD71B7 Block Diagram ..............................................................................................................11
Figure 2. System Diagram ............................................................................................................................11
Figure 3. Multi-channel capture ......................................................................................................................17
Figure 4. Multi-channel timing diagram ..........................................................................................................17
Figure 5. Single Digital Microphone (data is ported to both left and right channels .......................................20
Figure 6. Stereo Digital Microphone Configuration ........................................................................................21
Figure 7. Quad Digital Microphone Configuration ..........................................................................................22
Figure 8. Volume Knob ..................................................................................................................................25
Figure 9. Port Configuration ...........................................................................................................................32
Figure 10. 92HD71B7 Functional Block Diagram ..........................................................................................33
Figure 11. 92HD71B Widget Diagram ............................................................................................................34
Figure 12. Pin Assignment ...........................................................................................................................208
Figure 13. 48-pad QFN Package Drawing ...................................................................................................211
Figure 14. 48-pin QFP Package Drawing ....................................................................................................212
Figure 15. Solder Reflow Profile .................................................................................................................213
Table 1. Analog Output Port Behavior ...........................................................................................................13
Table 2. Jack Detect ......................................................................................................................................13
Table 3. SPDIF OUT 0 (Pin 48) Behavior ......................................................................................................14
Table 4. SPDIF OUT 1 (Pin 45) Behavior ......................................................................................................14
Table 5. Power Managemen ..........................................................................................................................16
Table 7. EAPD Behavior ................................................................................................................................18
Table 8. Valid Digital Mic Configurations .......................................................................................................18
Table 9. DMIC_CLK and DMIC_0,1 Operation During Power States ............................................................19
Table 10. GPIO Pin mapping and shared functions .......................................................................................23
Table 11. Electrical Specification: Maximum Ratings ...................................................................................26
Table 12. Recommended Operating Conditions ............................................................................................26
Table 13. 92HD71B7 5V, 4.75V, and 3.3V Analog Performance Characteristics ..........................................27
Table 14. High Definition Audio Widget .........................................................................................................35
Table 15. Pin Configuration Default Settings .................................................................................................36
Table 16. Command Format for Verb with 4-bit Identifier .............................................................................37
Table 17. Command Format for Verb with 12-bit Identifier ...........................................................................37
Table 18. Solicited Response Format ...........................................................................................................37
Table 19. Unsolicited Response Format .......................................................................................................37
Table 20. Pin Description .............................................................................................................................209
Table 23. Standard Reflow Profile ...............................................................................................................213
Table 24. Pb-Free Process Reflow ..............................................................................................................214
9
92HD71B7
PC AUDIO
V 0.9 07/07
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