92hd89d Integrated Device Technology, 92hd89d Datasheet - Page 3

• Manufacturer Part Number: 92hd89d
• Description: Eight Channel Hd Audio Codec Low Power Optimized For Ecr15b And Eup
• Manufacturer: Integrated Device Technology

92HD89D
Eight channel HD Audio codec optimized for low power
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
TABLE OF CONTENTS
1. DESCRIPTION ........................................................................................................................ 12
2. DETAILED DESCRIPTION ..................................................................................................... 14
3. CHARACTERISTICS ............................................................................................................... 38
4. FUNCTIONAL BLOCK DIAGRAMS ....................................................................................... 45
5. WIDGET INFORMATION AND SUPPORTED COMMAND VERBS ....................................... 47
6. PORT CONFIGURATIONS ..................................................................................................... 48
7. WIDGET INFORMATION ........................................................................................................ 50
1.1. Overview ..........................................................................................................................................12
1.2. Orderable Part Numbers ..................................................................................................................12
1.3. Block Diagram .................................................................................................................................13
2.1. Port Functionality .............................................................................................................................14
2.2. SPDIF Input .....................................................................................................................................18
2.3. Analog Mixer ....................................................................................................................................19
2.4. Input Multiplexers .............................................................................................................................20
2.5. ADC Multiplexers .............................................................................................................................20
2.6. Power Management .........................................................................................................................20
2.7. AFG D0 ............................................................................................................................................21
2.8. AFG D1 ............................................................................................................................................21
2.9. AFG D2 ............................................................................................................................................22
2.10. AFG D3 ..........................................................................................................................................22
2.11. Vendor Specific Function Group Power States D4/D5 ..................................................................22
2.12. Low-voltage HDA Signaling ...........................................................................................................23
2.13. Multi-channel capture ....................................................................................................................23
2.14. Digital Microphone Support ...........................................................................................................25
2.15. Analog PC-Beep ............................................................................................................................30
2.16. Digital PC-Beep .............................................................................................................................32
2.17. Headphone Drivers ........................................................................................................................32
2.18. EAPD .............................................................................................................................................33
2.19. GPIO ..............................................................................................................................................35
2.20. HD Audio ECR 15b support ...........................................................................................................36
2.21. Digital Core Voltage Regulator ......................................................................................................36
3.1. Electrical Specifications ...................................................................................................................38
3.2. 92HD89D Analog Performance Characteristics ...............................................................................39
3.3. AC Timing Specs .............................................................................................................................43
4.1. 48QFP .............................................................................................................................................45
4.2. 40QFN .............................................................................................................................................46
6.1. Pin Configuration Default Register Settings .....................................................................................49
7.1. Widget List .......................................................................................................................................51
7.2. Root (NID = 00h): VendorID ............................................................................................................52
7.3. Root (NID = 00h): RevID ..................................................................................................................53
2.1.1. Port Characteristics ............................................................................................................15
2.1.2. Vref_Out .............................................................................................................................16
2.1.3. Jack Detect ........................................................................................................................16
2.1.4. SPDIF Output .....................................................................................................................16
2.10.1. AFG D3cold .....................................................................................................................22
2.19.1. GPIO Pin mapping and shared functions .........................................................................35
2.19.2. SPDIF/GPIO Selection .....................................................................................................35
2.19.3. Digital Microphone/GPIO Selection .................................................................................36
2.19.4. Vref_Out/GPIO Selection .................................................................................................36
2.19.5. EAPD/SPDIF_IN/SPDIF_OUT/GPIO0 Selection .............................................................36
3.1.1. Absolute Maximum Ratings ...............................................................................................38
3.1.2. Recommended Operating Conditions ................................................................................38
3.3.1. HD Audio Bus Timing .........................................................................................................43
3.3.2. SPDIF Timing .....................................................................................................................43
3.3.3. Digital Microphone Timing .................................................................................................44
3.3.4. GPIO Characteristics .........................................................................................................44
7.3.1. Root (NID = 00h): NodeInfo ...............................................................................................53
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V1.0 04/10
92HD89D