4-CHANNEL HD AUDIO CODEC

www.DataSheet4U.com DATASHEET 4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE Description The 92HD005/92HD005D are high fidelity, 4-channel HD Audio CODECs that enable 2.0 Audio with simultaneous Real-Time Communication such as VoIP, conferencing, voice command and control, etc. Up to four digital microphones are supported, enabling high quality voice input for increased usability of voice applications. 92HD005/92HD005D • Optimized and flexible power management • 48-pin LQFP and 48-pad QFN environmental package Software Support • SKPI (Kernel Processing Interface) • Enables plug-ins that can operate globally on all audio streams of the system Features • High performance SD technology • 95dB DAC SNR • 90dB ADC SNR • 12 band parametric equalizer SKPI plug-in • Constant, system-level effects tuned to optimize a particular platform can be combined with user-mode “presets” tailored for specific acoustical environments and applications • System-level effects automatically disabled when external audio connections made • Two stereo DACs and two stereo ADCs • Supports 2.0 Audio with simultaneous Real-Time Communication (RTC) channel such as VoIP or separate stereo audio stream • Provides mono output for laptop sub-woofer • Dynamics Processing SKPI plug-in • Enables improved voice articulation • Compressor/limiter allows higher average noise level without resonances • 24-bit resolution with up to 192 KHz sample rates • Supports advanced chipsets with flexible 1.5 V to 3.3 V • signaling Digital microphone interface • Direct interface to up to four digital microphones Third Party Partners • Dolby PC Entertainment Experience Logo Program • Dolby Home Theater™ (HT) • Dolby Sound Room™ (SR) • Analog stereo microphone • Microphone Boost 0, 10, 20, 30, 40dB • Five adjustable Vref outputs for microphone bias • Dolby Technologies • Dolby Headphone™, Dolby Virtual Speaker™ • Dolby ProLogic II™, Dolby ProLogic IIx™ • Dolby Digital Live™ (DDL) • • • • • Universal Jacks™ functionality for jack retasking S/PDIF In and Out Two-pin volume up/down control Digital PC Beep to all outputs +3.3 V and +5 V analog power supply options • Intel Audio Studio™ from Sonic Focus • Maxx Player™ from Waves • Microphone Beam Forming, Acoustic Echo Cancellation, and Noise Suppression from Knowles™ Block Diagram High Definition Interface DSP SPDIF Ports X Port A Port B Port C Port D Port E Port F SPDIF In/Out IDT™ 1 92HD005/92HD005D V 1.0 12/06 4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE 92HD005/92HD005D 4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE PC AUDIO TABLE OF CONTENTS 1. DESCRIPTION ......................................................................................................................... 11 1.1. Overview ......................................................................................................................................... 11 1.2. Block Diagram ................................................................................................................................. 12 1.3. Detailed Description ........................................................................................................................ 13 1.3.1. Low-voltage High Definition Audio Link Signaling ............................................................. 13 1.3.2. Digital Microphone Support ............................................................................................... 13 1.3.3. Volume/Digital Microphone/GPIO Selection ...................................................................... 18 1.3.4. VRefOut/GPIO Selection ................................................................................................... 18 1.3.5. SPDIF Input ....................................................................................................................... 18 1.3.6. SPDIF Output .................................................................................................................... 18 1.3.7. Mono Output ...................................................................................................................... 19 1.3.8. Universal Jacks™ .............................................................................................................. 19 1.3.9. Power Management .......................................................................................................... 21 1.3.10. Analog PC-Beep .............................................................................................................. 21 1.3.11. Headphone Drivers .......................................................................................................... 21 1.3.12. Device IDs ....................................................................................................................... 22 2. CHARACTERISTICS ............................................................................................................... 23 2.1. Electrical Specifications ................................................................................................................... 23 2.1.1. Absolute Maximum Ratings ............................................................................................... 23 2.1.2. Recommended Operating Conditions ............................................................................... 23 2.2. 92HD005/92HD005D 5.0V and 3.3V Analog Performance Characteristics .................................... 24 3. WIDGET INFORMATION AND SUPPORTED COMMAND VERBS ....................................... 28 3.1. Widget List 92HD005/92HD005D ................................................................................................... 29 3.2. Pin Configuration Default Register Settings .................................................................................... 30 3.3. Widget Information .......................................................................................................................... 31 3.4. Supported Command Verbs and Responses .................................................................................. 32 3.4.1. Root Node (NID = 0x00) .................................................................................................... 32 3.4.2. AFG Node (NID = 0x01) .................................................................................................... 33 3.4.3. PortA Node (NID = 0x0A) .................................................................................................. 53 3.4.4. PortB Node (NID = 0x0B) .................................................................................................. 59 3.4.5. PortC Node (NID = 0x0C) .................................................................................................. 65 3.4.6. PortD Node (NID = 0x0D) .................................................................................................. 71 3.4.7. PortE Node (NID = 0x0E) .................................................................................................. 77 3.4.8. PortF Node (NID = 0x0F) ................................................................................................... 82 3.4.9. DAC0 Node (NID = 0x10) .................................................................................................. 88 3.4.10. DAC1 Node (NID = 0x11) ................................................................................................ 93 3.4.11. ADC0 Node (NID = 0x12) ................................................................................................ 98 3.4.12. ADC1 Node (NID = 0x13) .............................................................................................. 103 3.4.13. PortMonoOut Node (NID = 0x14) .................................................................................. 108 3.4.14. MonoOutMix Node (NID = 0x15) ................................................................................... 113 3.4.15. CD Node (NID = 0x16) .................................................................................................. 114 3.4.16. DigMic0 Node (NID = 0x17) ........................................................................................... 118 3.4.17. DigMic1 Node (NID = 0x18) ........................................................................................... 121 3.4.18. InPort0Mux Node (NID = 0x19) ..................................................................................... 124 3.4.19. InPort1Mux Node (NID = 0x1A) ..................................................................................... 128 3.4.20. InPort0Vol Node (NID = 0x1B) ...................................................................................... 133 3.4.21. InPort1Vol Node (NID = 0x1C) ...................................................................................... 136 3.4.22. ADC0Mux Node (NID = 0x1D) ....................................................................................... 138 3.4.23. ADC1Mux Node (NID = 0x1E) ....................................................................................... 143 3.4.24. SPDIFOut Node (NID = 0x1F) ....................................................................................... 147 3.4.25. SPDIFIn Node (NID = 0x20) .......................................................................................... 152 3.4.26. DigOut Node (NID = 0x21) ............................................................................................ 161 IDT™ 2 92HD005/92HD005D V 1.0 12/06 4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE 92HD005/92HD005D 4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE PC AUDIO 3.4.27. DigIn Node (NID = 0x22) ............................................................................................... 165 3.4.2