92hd71b8 Integrated Device Technology, 92hd71b8 Datasheet - Page 3

• Manufacturer Part Number: 92hd71b8
• Description: Four Channel Hd Audio Codec, Low Power Optimized, 6-ports, 103db Snr
• Manufacturer: Integrated Device Technology

4-CHANNEL HD AUDIO CODEC OPTIMIZED FOR LOW POWER
TABLE OF CONTENTS
92HD71B8
4-CHANNEL HD AUDIO CODEC OPTIMIZED FOR LOW POWER
1. DESCRIPTION ........................................................................................................................ 10
2. CHARACTERISTICS ............................................................................................................... 26
3. PORT CONFIGURATIONS ..................................................................................................... 32
4. FUNCTIONAL BLOCK DIAGRAM .......................................................................................... 33
5. WIDGET INFORMATION AND SUPPORTED COMMAND VERBS ....................................... 34
6. PIN CONFIGURATION DEFAULT REGISTER SETTINGS .................................................... 36
7. WIDGET INFORMATION ........................................................................................................ 37
8. SUPPORTED VERBS AND COMMANDS .............................................................................. 38
1.1. Overview ..........................................................................................................................................10
1.2. Orderable Part numbers ..................................................................................................................11
1.3. Block Diagram .................................................................................................................................11
1.4. Detailed Description .........................................................................................................................12
2.1. Electrical Specifications ...................................................................................................................26
2.2. 92HD71B8 5V, 4.75V, and 3.3V Analog Performance Characteristics ...........................................27
5.1. Widget List 92HD71B .....................................................................................................................35
8.1. Root Node (NID = 00) ......................................................................................................................38
8.2. AFG Node (NID = 01 .......................................................................................................................39
1.4.1. Low-voltage High Definition Audio Link Signaling ..............................................................12
1.4.2. Port Functionality ...............................................................................................................12
1.4.3. Port Characteristics ............................................................................................................12
1.4.4. Jack Detect ........................................................................................................................13
1.4.5. SPDIF Output .....................................................................................................................13
1.4.6. Mono Output ......................................................................................................................14
1.4.7. Analog Mixer ......................................................................................................................15
1.4.8. Input Multiplexers ...............................................................................................................15
1.4.9. ADC Multiplexers ...............................................................................................................15
1.4.10. Power Management .........................................................................................................15
1.4.11. Multi-channel capture .......................................................................................................16
1.4.12. EAPD ...............................................................................................................................17
1.4.13. Digital Microphone Support ..............................................................................................18
1.4.14. Analog PC-Beep ..............................................................................................................23
1.4.15. Headphone Drivers ..........................................................................................................23
1.4.16. GPIO ................................................................................................................................23
1.4.17. External Volume Control ..................................................................................................24
2.1.1. Absolute Maximum Ratings ...............................................................................................26
2.1.2. Recommended Operating Conditions ................................................................................26
8.1.1. Root VendorID ...................................................................................................................38
8.1.2. Root RevID ........................................................................................................................38
8.2.1. AFG Reset .........................................................................................................................39
8.2.2. AFG NodeInfo ....................................................................................................................39
8.2.4. AFG AFGCap .....................................................................................................................40
8.2.3. AFG FGType ......................................................................................................................40
8.2.5. AFG PCMCap ....................................................................................................................41
8.2.6. AFG StreamCap ................................................................................................................42
8.2.7. AFG InAmpCap ..................................................................................................................43
8.2.8. AFG PwrStateCap .............................................................................................................43
8.2.10. AFG OutAmpCap .............................................................................................................44
8.2.9. AFG GPIOCnt ....................................................................................................................44
8.2.12. AFG UnsolResp ...............................................................................................................45
8.2.11. AFG PwrState ..................................................................................................................45
8.2.13. AFG GPIO ........................................................................................................................46
8.2.14. AFG GPIOEn ...................................................................................................................47
8.2.15. AFG GPIODir ...................................................................................................................48
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92HD71B8
PC AUDIO
V 1.0, 01/08