8-CHANNEL HIGH DEFINITION AUDIO CODEC

www.DataSheet4U.com DATASHEET 8-CHANNEL HIGH DEFINITION AUDIO CODEC DESCRIPTION The 92HD202 is a high fidelity, 8-channel audio CODEC compatible with Intel’s High Definition (HD) Audio Interface. The 92HD202 CODEC provides stereo 24-bit resolution with sample rates up to 192 KHz. SPDIF I/O provides connectivity to consumer electronic equipment. The 92HD202 CODEC incorporates IDT's proprietary Σ∆ technology to achieve an estimated DAC SNR in excess of 95dB. The 92HD202 CODEC provides high quality HD Audio capability to notebook and media centric desktop PC applications. 92HD202 • Universal Jacks™ Functionality for Jack Retasking • Headphone, Line Out, Line In and Microphone Support • Pins 35/36 • Pins 39/41 • Line Out, Line In and Microphone Support • Pins 16/17 (with strong line out) • Pins 23/24 • Pins 21/22 • Line In and Microphone Support • Pins 14/15 • • • • Four Adjustable VREF Out pins for Microphone Bias Digital PC Beep to all outputs +5 V Analog Power Supply 48-pin LQFP package (7mm x 7mm) FEATURES • • • • • • • • High performance HD Audio CODEC provides Theater Quality Audio Targeted for designs meeting Premium Windows Logo Program High performance Σ∆ technology • 95dB DAC SNR Intel HD Audio interface Eight Channel (4 DAC pairs and 2 stereo ADCs) with 24-bit resolution Sample Rates Up to 192 KHz Integrated Headphone Amps Stereo Microphone THIRD PARTY SOFTWARE SUPPORT • WOW™ and Tru Surround™ from SRS • Intellisonic Microphone Beam Forming from Knowles™ • • Maxx BASS™ from Waves Dolby PC Audio Logo Program • Supports Stereo Microphone • Microphone Boost 0, 10, 20, 30, 40dB • • • • Direct CDROM Recording Mixerless Design SPDIF In and Out Two-Pin Volume Up/Down Control Impedance Sensing • Program Levels • Dolby Sound Room™ • Dolby Home Theater™ • Dolby Technologies • Dolby Headphone™ • Dolby ProLogic II™ • Dolby Virtual Speaker™ • Smart Stream™ from Sonic Focus IDT™ 8-CHANNEL HIGH DEFINITION AUDIO CODEC 1 IDT CONFIDENTIAL 92HD202 REV 1.2 112006 92HD202 8-CHANNEL HIGH DEFINITION AUDIO CODEC PC AUDIO Table of Contents 1. DESCRIPTION ......................................................................................................................... 11 1.1. Overview ......................................................................................................................................... 11 1.2. Features List .................................................................................................................................... 11 1.3. Third Party Software Support .......................................................................................................... 12 1.4. Detailed Description ........................................................................................................................ 12 2. CHARACTERISTICS ............................................................................................................... 14 2.1. Audio Fidelity ................................................................................................................................... 14 2.2. Electrical Specifications ................................................................................................................... 14 2.3. 92HD202/92HD202D 5 V Analog Performance Characteristics ...................................................... 16 2.4. Power Consumption ........................................................................................................................ 18 3. DETAILED DESCRIPTION ...................................................................................................... 19 3.1. Audio Jack Presence Detect ........................................................................................................... 19 3.2. Universal Jacks ............................................................................................................................... 19 3.3. SPDIF Input ..................................................................................................................................... 20 3.4. SPDIF Output .................................................................................................................................. 20 4. BLOCK AND FUNCTIONAL DIAGRAMS ............................................................................... 21 4.1. 92HD202 functional Block Diagram ................................................................................................. 21 4.2. 92HD202 Typical Connection Diagram for 48-pin LQFP ................................................................. 22 4.3. 92HD202 Split Independent Power Supply for 48-pin LQFP ........................................................... 23 5. 92HD202 WIDGET DIAGRAM ................................................................................................. 24 6. 92HD202 WIDGET LIST ......................................................................................................... 25 7. WIDGET INFORMATION .........................................................................................................26 7.1. Root Node (NID = 0x00) .................................................................................................................. 26 7.2. AFG Node (NID = 0x01) .................................................................................................................. 28 7.3. DAC0 Node (NID = 0x02) ................................................................................................................ 44 7.4. DAC1 Node (NID = 0x03) ................................................................................................................ 49 7.5. DAC2 Node (NID = 0x04) ................................................................................................................ 55 7.6. DAC3 Node (NID = 0x05) ................................................................................................................ 60 7.7. ADC0 Node (NID = 0x06) ................................................................................................................ 66 7.8. ADC1 Node (NID = 0x07) ................................................................................................................ 71 7.9. SPDIFOut Node (NID = 0x08) ......................................................................................................... 77 7.10. SPDIFIn Node (NID = 0x09) .......................................................................................................... 82 7.11. PortA Node (NID = 0x0A) .............................................................................................................. 89 7.12. PortB Node (NID = 0x0B) .............................................................................................................. 95 7.13. PortC Node (NID = 0x0C) ............................................................................................................ 101 7.14. PortD Node (NID = 0x0D) ............................................................................................................ 107 7.15. PortE Node (NID = 0x0E) ............................................................................................................ 113 7.16. PortF Node (NID = 0x0F) ............................................................................................................ 117 7.17. DigOut0 Node (NID = 0x10) ........................................................................................................ 123 7.18. DigIn Node (NID = 0x11) ............................................................................................................. 128 7.19. ADC0Mux Node (NID = 0x12) ..................................................................................................... 134 7.20. ADC1Mux Node (NID = 0x13) ..................................................................................................... 139 7.21. PCBEEP Node (NID = 0x14) ....................................................................................................... 144 7.22. CD Node (NID = 0x15) ................................................................................................................ 147 7.23. VolumeKnob Node (NID = 0x16) ................................................................................................. 150 7.24. ADC0Vol Node (NID = 0x17) ....................................................................................................... 153 7.25. ADC1Vol Node (NID = 0x18) ....................................................................................................... 157 8. ORDERING INFORMATION .................................................................................................. 161 8.1. 92HD202 Part Order Numbers ...................................................................................................... 161 9. PIN INFORMATION ............................................................................................................... 162 9.1. 92HD202 Pin Diagram .................................................................................................................. 162 9.2. Pin Table for 92HD202 in 48 Pin LQFP ......................................................................................... 163 IDT™ 8-CHANNEL HIGH DEFINITION AUDIO CODEC 2 IDT CONFIDENTIAL 92HD202 REV 1.2 112006 92HD202 8-CHANNEL HIGH DEFINITION AUDIO CODEC PC AUDIO 10. PACKAGE OUTLINE AND PACKAGE DIMENSIONS ....................................................... 165 10.1. 48-Pin LQFP ................................................................................................................................ 165 11. SOLDER REFLOW PROFILE ......................................................