92HD005 查看數據表（PDF） - Integrated Device Technology

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92HD005

4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE

Integrated Device Technology 

DATASHEET

4-CHANNEL HD AUDIO CODEC WITH QUAD

DIGITAL MICROPHONE INTERFACE

92HD005/92HD005D

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.

Features

• High performance SD technology

• 95dB DAC SNR

• 90dB ADC SNR

• 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

• 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

• Analog stereo microphone

• Microphone Boost 0, 10, 20, 30, 40dB

• Five adjustable Vref outputs for microphone bias

• 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

Block Diagram

• 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

• 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

• Dynamics Processing SKPI plug-in

• Enables improved voice articulation

• Compressor/limiter allows higher average noise level without

resonances

Third Party Partners

• Dolby PC Entertainment Experience Logo Program

• Dolby Home Theater™ (HT)

• Dolby Sound Room™ (SR)

• Dolby Technologies

• Dolby Headphone™, Dolby Virtual Speaker™

• Dolby ProLogic II™, Dolby ProLogic IIx™

• Dolby Digital Live™ (DDL)

• Intel Audio Studio™ from Sonic Focus

• Maxx Player™ from Waves

• Microphone Beam Forming, Acoustic Echo Cancellation,

and Noise Suppression from Knowles™

Port A

Port B

X

Port C

Port D

Port E

Port F

SPDIF

SPDIF In/Out

IDT™

1

4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE

92HD005/92HD005D

V 1.0 12/06

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