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PCISA -LX CPU Card
2.13 Audio Codec
The PCISA-LX has an integrated REALTEK ALC203 CODEC. The ALC203 is a 20-bit
DAC and 18-bit ADC full-duplex AC'97 2.3 compatible stereo audio CODEC designed for
PC multimedia systems, including host/soft audio, and AMR/CNR based designs. ALC203
features are listed below.
Single chip with high S/N ratio (>100 dB)
Meets performance requirements for audio on PC2001 systems
Meets Microsoft WHQL/WLP 2.0 audio requirements
20-bit DAC and 18-bit ADC resolution
18-bit Stereo full-duplex CODEC with independent and variable sampling rate
Complies with AC'97 2.3 specifications
o
LINE/HP-OUT, MIC-IN and LINE-IN sensing
o
14.318MHz -> 24.576MHz PLL saves crystal
o
12.288MHz BITCLK input can be consumed
o
Integrated PCBEEP generator to save buzzer
o
Interrupt capability
o
Page registers and Analog Plug & Play
Support of S/PDIF out is fully compliant with AC'97 rev2.3 specifications
Three analog line-level stereo inputs with 5-bit volume control: LINE_IN, CD,
AUX
High quality differential CD input
Two analog line-level mono input: PCBEEP, PHONE-IN
Supports double sampling rate (96KHz) of DVD audio playback
Two software selectable MIC inputs
+6/12/20/30dB boost preamplifier for MIC input
Stereo output with 6-bit volume control
Mono output with 5-bit volume control
Headphone output with 50mW/20Ohm amplifier
3D Stereo Enhancement
Multiple CODEC extension capability
External Amplifier Power Down (EAPD) capability
Power management and enhanced power saving features
Stereo MIC record for AEC/BF application
DC Voltage volume control
Содержание PCISA-LX
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Страница 15: ...Page 15 PCISA LX CPU Card 1 Introduction Chapter 1...
Страница 21: ...Page 21 PCISA LX CPU Card Chapter 2 2 Detailed Specifications...
Страница 37: ...Page 37 PCISA LX CPU Card Chapter 3 3 Connectors and Jumpers...
Страница 66: ...Page 66 IEI Technology Corp PCISA LX CPU Card Figure 3 21 TFT LCD TTL Connector Location...
Страница 75: ...Page 75 PCISA LX CPU Card Chapter 4 4 Installation...
Страница 91: ...Page 91 PCISA LX CPU Card Chapter 5 5 BIOS Settings...
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Страница 137: ...Page 137 PCISA LX CPU Card Chapter 6 6 Driver Installation...
Страница 145: ...Page 145 PCISA LX CPU Card Figure 6 7 Expand the Display Adapters Category...
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Страница 175: ...Page 175 PCISA LX CPU Card Appendix A A BIOS Menu Options...
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Страница 181: ...Page 181 PCISA LX CPU Card B Watchdog Timer Appendix B...
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Страница 185: ...Page 185 PCISA LX CPU Card C Address Mapping Appendix C...
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Страница 189: ...Page 189 PCISA LX CPU Card D External AC 97 Audio CODEC Appendix D...
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Страница 197: ...Page 197 PCISA LX CPU Card E ALi RAID for SATA Appendix E...
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Страница 211: ...Page 211 PCISA LX CPU Card 7 Index...
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