IDT92HD75B1X5NLGXYAX8 IDT, Integrated Device Technology Inc, IDT92HD75B1X5NLGXYAX8 Datasheet - Page 3

• Manufacturer Part Number: IDT92HD75B1X5NLGXYAX8
• Description: IC AUDIO CODEC HD 4CH 32-VFQFPN
• Manufacturer: IDT, Integrated Device Technology Inc
• Type: Audio Codec, HDr

Specifications of IDT92HD75B1X5NLGXYAX8

• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 2 / 2
• Sigma Delta: No
• S/n Ratio, Adcs / Dacs (db) Typ: 86 / 95
• Dynamic Range, Adcs / Dacs (db) Typ: 86 / 93
• Voltage - Supply, Analog: 3.14 V ~ 3.47 V; 3.8 V ~ 4.2 V; 4.28 V ~ 4.73 V; 4.75 V ~ 5.25 V
• Voltage - Supply, Digital: 3.14 V ~ 3.47 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 32-VFQFN, 32-VFQFPN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 92HD75B1X5NLGXYAX8

4-CHANNEL HD AUDIO CODECS OPTIMIZED FOR LOW POWER
TABLE OF CONTENTS
92HD75B
4-CHANNEL HD AUDIO CODECS OPTIMIZED FOR LOW POWER
1. DESCRIPTION .......................................................................................................................... 5
2. CHARACTERISTICS ............................................................................................................... 21
3. PORT CONFIGURATIONS ..................................................................................................... 28
4. FUNCTIONAL BLOCK DIAGRAMS ....................................................................................... 29
5. WIDGET INFORMATION AND SUPPORTED COMMAND VERBS ....................................... 31
6. PIN CONFIGURATION DEFAULT REGISTER SETTINGS .................................................... 34
7. WIDGET INFORMATION ........................................................................................................ 35
8. SUPPORTED VERBS AND COMMANDS .............................................................................. 36
1.1. Overview ............................................................................................................................................5
1.2. Orderable Part numbers ....................................................................................................................5
1.3. Block Diagram ...................................................................................................................................6
1.4. Detailed Description ...........................................................................................................................7
2.1. Electrical Specifications ...................................................................................................................21
2.2. 92HD75B 5V, 4.75V, and 3.3V Analog Performance Characteristics
4.1. 32 pad package, 5 port ....................................................................................................................29
4.2. 48 pad package, 6 port ....................................................................................................................30
5.1. 5-port 32 pad Widget Diagram .........................................................................................................31
5.2. 6-port 48 pad Widget Diagram .........................................................................................................32
5.3. Widget List 92HD75B .....................................................................................................................33
8.1. Root Node (NID = 00) ......................................................................................................................36
8.2. AFG Node (NID = 01 .......................................................................................................................37
1.4.1. Low-voltage High Definition Audio Link Signaling ................................................................7
1.4.2. Port Functionality .................................................................................................................7
1.4.3. Port Characteristics ..............................................................................................................7
1.4.4. Jack Detect ..........................................................................................................................8
1.4.5. SPDIF Output .......................................................................................................................8
1.4.6. Mono Output ......................................................................................................................10
1.4.7. Input Multiplexers ...............................................................................................................10
1.4.8. ADC Multiplexers ...............................................................................................................10
1.4.9. Power Management ...........................................................................................................10
1.4.10. Multi-channel capture .......................................................................................................11
1.4.11. EAPD ...............................................................................................................................12
1.4.12. Digital Microphone Support ..............................................................................................13
1.4.13. Analog PC-Beep ..............................................................................................................18
1.4.14. Headphone Drivers ..........................................................................................................18
1.4.15. GPIO ................................................................................................................................18
1.4.16. External Volume Control (48 pad package only) .............................................................19
2.1.1. Absolute Maximum Ratings ...............................................................................................21
2.1.2. Recommended Operating Conditions ................................................................................21
8.1.1. Root VendorID ...................................................................................................................36
8.1.2. Root RevID ........................................................................................................................36
8.2.1. AFG Reset .........................................................................................................................37
8.2.2. AFG NodeInfo ....................................................................................................................37
8.2.4. AFG AFGCap .....................................................................................................................38
8.2.3. AFG FGType ......................................................................................................................38
8.2.5. AFG PCMCap ....................................................................................................................39
8.2.6. AFG StreamCap ................................................................................................................40
8.2.7. AFG InAmpCap ..................................................................................................................41
8.2.8. AFG PwrStateCap .............................................................................................................41
8.2.10. AFG OutAmpCap .............................................................................................................42
8.2.9. AFG GPIOCnt ....................................................................................................................42
8.2.12. AFG UnsolResp ...............................................................................................................43
8.2.11. AFG PwrState ..................................................................................................................43
3
....................................... 22
92HD75B
PC AUDIO
V 1.0 01-09