Document
DATASHEET
SINGLE CHIP PC AUDIO SYSTEM
CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
92HD99
Features
• 4 Channels (2 stereo DACs and 2 stereo ADCs) with 24-bit resolution
• Supports full-duplex stereo audio and simultaneous VoIP
Description
The 92HD99 single-chip audio system is a low power optimized, high fidelity, 4-channel audio codec with stereo integrated speaker amplifier, capless headphone amplifier, and low drop out voltage regulator. The high integration of the 92HD99 enables the smallest PCB footprint with the lowest system BOM count and cost. 92HD99 provides high quality HD Audio capability to notebook and business desktop PC applications.
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2W Class-D stereo BTL speaker amplifier @ 4 ohms and 5V
• • • 10 band hardware parametric equalizer Hardware compressor limiter Dedicated BTL high pass filter for speaker protection
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www.DataSheet.net/
Capless headphone amplifier with charge pump/LDO Combo Jack Support allowing for dual-function headphone and headset detection Full HDA015-B low power support Internal digital core LDO voltage regulator Microsoft WLP desktop premium logo compliant Support for 1.5V and 3.3V HDA signaling Digital microphone inputs (mono or stereo mics) Microphone Mute Input (on WB revisions and beyond) High performance analog mixer 2 adjustable VREF Out pins for analog microphone bias 5 analog ports with port presence detect (4 single ended, 1 BTL) Analog and digital PC Beep support AUX Audio mode for playback 40-pad QFN RoHS packages
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IDT CONFIDENTIAL ©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
1
V1.2 1/12 92HD99
Datasheet pdf - http://www.DataSheet4U.co.kr/
92HD99
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
Full HDA015-B low power support
• • • • • • 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
Software Support
• • Intuitive IDT HD Sound graphical user interface that allows configurability and preference settings 12 band fully parametric equalizer • 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 • Enables improved voice articulation • Compressor/limiter allows higher average volume level without resonances or damage to speakers. IDT Vista APO wrapper • Enables multiple APOs to be used with the IDT Driver Microphone Beam Forming, Acoustic Echo Cancellation, and Noise Suppression Dynamic Stream Switching • Improved multi-streaming user experience with less support calls
www.DataSheet.net/
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Broad 3rd party branded software including Creative, Dolby, DTS, and SRS
IDT CONFIDENTIAL ©2009 INTEGRATED DEVICE TECHNOLOGY, INC.
2
V1.2 1/12 92HD99
Datasheet pdf - http://www.DataSheet4U.co.kr/
92HD99
SINGLE CHIP PC AUDIO SYSTEM, CODEC+SPEAKER AMPLIFIER+CAPLESS HP+LDO
TABLE OF CONTENTS
1. DESCRIPTION ........................................................................................................................ 10
1.1. Overview ..........................................................................................................................................10 1.2. Orderable Part Numbers ..................................................................................................................10
2. DETAILED DESCRIPTION ..................................................................................................... 11
2.1. Port Functionality .............................................................................................................................11 2.1.1. Port Characteristics ............................................................................................................11 2.1.2. Vref_Out .............................................................................................................................13 2.1.3. Jack Detect ........................................................................................................................13 2.2. Mixer ................................................................................................................................................13 2.3. ADC Multiplexers .............................................................................................................................14 2.4. Power Management .........................................................................................................................14 2.5. AFG D0 ............................................................................................................................................15 2.6. AFG D1 .........................................