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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
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Universal Jacks™ Functionality for Jack Retasking
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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™
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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 ....................