92hd91 Integrated Device Technology, 92hd91 Datasheet - Page 2

• Manufacturer Part Number: 92hd91
• Description: Single Chip Pc Audio System Codec+speaker Amplifier+capless Hp+ldo
• Manufacturer: Integrated Device Technology

92HD91
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
Full HDA015-B low power support
Software Support
IDT™ CONFIDENTIAL
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Audio inactivity transitions codec from D0 to D3 low power mode
Resume from D3 to D0 with audio activity in < 10 msec
D3 to D0 transition with < -65dB pop/click
Port presence detect in D3 with or without bit clock
PC beep wake up in D3
Additional vendor specific modes for even lower power
Intuitive IDT HD Sound graphical user interface that allows configurability and preference set-
tings
12 band fully parametric equalizer
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Dynamics Processing
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IDT Vista APO wrapper
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Microphone Beam Forming, Acoustic Echo Cancellation, and Noise Suppression
Dynamic Stream Switching
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Broad 3
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
Enables improved voice articulation
Compressor/limiter allows higher average volume level without resonances or damage to
speakers.
Enables multiple APOs to be used with the IDT Driver
Improved multi-streaming user experience with less support calls
rd
party branded software including Creative, Dolby, DTS, and SRS
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V 0.91 10/10
92HD91