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Integrated Device Technology Electronic Components Datasheet

STAC9205 Datasheet

(STAC9204 / STAC9205) 4-CHANNEL HD AUDIO CODEC

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STAC9205 pdf
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DATASHEET
4-CHANNEL HD AUDIO CODEC WITH QUAD
DIGITAL MICROPHONE INTERFACE
STAC9204/9205
Description
The STAC9204/9205 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
• 103dB 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, +4 V, +4.5 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
STAC9204/9205
V 1.0 12/06


Integrated Device Technology Electronic Components Datasheet

STAC9205 Datasheet

(STAC9204 / STAC9205) 4-CHANNEL HD AUDIO CODEC

No Preview Available !

STAC9205 pdf
STAC9204/9205
4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE
PC AUDIO
TABLE OF CONTENTS
1. DESCRIPTION ......................................................................................................................... 13
1.1. Overview ......................................................................................................................................... 13
1.2. Block Diagram ................................................................................................................................. 14
1.3. Detailed Description ........................................................................................................................ 15
1.3.1. Low-voltage High Definition Audio Link Signaling ............................................................. 15
1.3.2. Digital Microphone Support ............................................................................................... 15
1.3.3. Volume/Digital Microphone/GPIO Selection ...................................................................... 20
1.3.4. VRefOut/GPIO Selection ................................................................................................... 20
1.3.5. SPDIF Input ....................................................................................................................... 20
1.3.6. SPDIF Output .................................................................................................................... 20
1.3.7. Mono Output ...................................................................................................................... 21
1.3.8. Universal Jacks™ .............................................................................................................. 21
1.3.9. Power Management .......................................................................................................... 23
1.3.10. Analog PC-Beep .............................................................................................................. 23
1.3.11. Headphone Drivers .......................................................................................................... 23
1.3.12. Device IDs ....................................................................................................................... 24
2. CHARACTERISTICS ............................................................................................................... 25
2.1. Electrical Specifications ................................................................................................................... 25
2.1.1. Absolute Maximum Ratings ............................................................................................... 25
2.1.2. Recommended Operating Conditions ............................................................................... 25
2.2. 5.0 V, 4.5 V, 4.0 V and 3.3 V Analog Performance Characteristics........................................................26
2.3. Power Requirements ....................................................................................................................... 30
2.3.1. Digital Current Requirements ............................................................................................ 30
2.3.2. Analog Current Requirements .......................................................................................... 30
3. WIDGET INFORMATION AND SUPPORTED COMMAND VERBS ....................................... 31
3.1. Widget List STAC9204/9205 .......................................................................................................... 32
3.2. Pin Configuration Default Register Settings .................................................................................... 33
3.3. Widget Information .......................................................................................................................... 34
3.4. Supported Command Verbs and Responses .................................................................................. 35
3.4.1. Root Node (NID = 0x00) .................................................................................................... 35
3.4.2. AFG Node (NID = 0x01) .................................................................................................... 36
3.4.3. PortA Node (NID = 0x0A) .................................................................................................. 65
3.4.4. PortB Node (NID = 0x0B) .................................................................................................. 72
3.4.5. PortC Node (NID = 0x0C) .................................................................................................. 78
3.4.6. PortD Node (NID = 0x0D) .................................................................................................. 84
3.4.7. PortE Node (NID = 0x0E) .................................................................................................. 89
3.4.8. PortF Node (NID = 0x0F) ................................................................................................... 95
3.4.9. DAC0 Node (NID = 0x10) ................................................................................................ 101
3.4.10. DAC1 Node (NID = 0x11) .............................................................................................. 106
3.4.11. ADC0 Node (NID = 0x12) .............................................................................................. 110
3.4.12. ADC1 Node (NID = 0x13) .............................................................................................. 115
3.4.13. PortMonoOut Node (NID = 0x14) .................................................................................. 120
3.4.14. MonoOutMix Node (NID = 0x15) ................................................................................... 125
3.4.15. CD Node (NID = 0x16) .................................................................................................. 127
3.4.16. DigMic0 Node (NID = 0x17) ........................................................................................... 130
3.4.17. DigMic1 Node (NID = 0x18) ........................................................................................... 134
3.4.18. InPort0Mux Node (NID = 0x19) ..................................................................................... 137
3.4.19. InPort1Mux Node (NID = 0x1A) ..................................................................................... 141
3.4.20. InPort0Vol Node (NID = 0x1B) ...................................................................................... 146
3.4.21. InPort1Vol Node (NID = 0x1C) ...................................................................................... 149
3.4.22. ADC0Mux Node (NID = 0x1D) ....................................................................................... 151
3.4.23. ADC1Mux Node (NID = 0x1E) ....................................................................................... 156
IDT™
2
4-CHANNEL HD AUDIO CODEC WITH QUAD DIGITAL MICROPHONE INTERFACE
STAC9204/9205
V 1.0 12/06


Part Number STAC9205
Description (STAC9204 / STAC9205) 4-CHANNEL HD AUDIO CODEC
Manufacturer IDT
Total Page 30 Pages
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