stac9272 Integrated Device Technology, stac9272 Datasheet
stac9272
Manufacturer Part Number
stac9272
Description
10-channel High Definition Audio Codec
Manufacturer
Integrated Device Technology
Datasheet
1.STAC9272.pdf
(223 pages)
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10-CHANNEL HIGH DEFINITION AUDIO CODEC
Description
The STAC927x “Red River” is a family of Theater Quality
10-channel audio CODECs that enable systems with 7.1
audio playing simultaneously with VoIP or another stereo
audio stream. IDT's proprietary 6'technology provides
high fidelity with an estimated DAC SNR up to 105dB. Up to
four digital microphones are supported enabling high
quality voice input for increased usability of voice
applications.
Features
•
•
•
•
•
•
•
•
•
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IDT™
High performance HD Audio CODEC provides
Theater Quality Audio
High performance 6' technology
•
•
Five Stereo DACs and three stereo ADCs
•
24-bit resolution with up to 192 KHz sample rates
Digital Microphone Interface
•
Analog Stereo Microphone
•
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Integrated Headphone Amps (3)
S/PDIF In and Out
ADAT
Support
Volume Up/Down Control
Jack Insertion Detect and Impedance Sensing
supports Jack Retasking and Universal Jacks
10-CHANNEL HIGH DEFINITION AUDIO CODEC
105dB DAC SNR
90dB ADC SNR
Supports 7.1 Audio with simultaneous Real Time
Communication (RTC) channel such as VoIP or separate
stereo audio stream
Direct interface up to four Digital Microphones
Microphone Boost 0, 10, 20, 30, 40dB
Six adjustable Vref outputs for microphone bias
®
Optical “Lightpipe” Output
IDT CONFIDENTIAL
1
•
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Software Support
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Digital PC Beep to all outputs
+3.3 V to +5 V analog power supply options
Environmental 48-pin LQFP package
SKPI (Kernel Processing Interface)
•
12 band parametric equalizer SKPI plug-in
•
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Dynamics Processing SKPI plug-in
•
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Dolby PC Entertainment Experience Logo Program
•
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Dolby Technologies
•
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Intel Audio Studio
Maxx Player
Microphone Beam Forming, Acoustic Echo
Cancellation, & Noise Suppression from
Knowles
Enables plug-ins that can operate globally on all audio
streams of the system
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 connections made
Enables improved voice articulation
Compressor/limiter allows higher average noise level
without resonances
Dolby Master Studio
Dolby Home Theater
Dolby Sound Room
Dolby Headphone
Dolby ProLogic II
Dolby Digital Live
TM
TM
STAC9271/9272/9273/9274
from Waves
STAC9271/9272/9273/9274 V 1.0 MARCH2007
TM
TM
TM
TM
TM
, Dolby ProLogic IIx
TM
from Sonic Focus
, Dolby Virtual Speaker
TM
(See Table)
(See Table)
(See Table)
DATASHEET
TM
TM
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