MiTAC 8050QMA Service Manual page 18

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Meets performance requirements for audio on PC99/2001 systems
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Meets Microsoft WHQL/WLP 2.0 audio requirements
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16-bit Stereo full-duplex CODEC with 48KHz sampling rate
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Compliant with AC'97 2.3 specifications
– 14.318MHz- 24.576MHz PLL to save crystal
– 12.288MHz BITCLK input can be consumed
– Integrated PCBEEP generator to save buzzer
– Interrupt capability
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Three analog line-level stereo inputs with 5-bit volume control: LINE_IN, CD, AUX
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High quality differential CD input
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Two analog line-level mono input: PCBEEP,PHONE-IN
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Two software selectable MIC inputs applications (software selectable)
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Boost preamplifier for MIC input 50mW/20 amplifier
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External Amplifier Power Down (EAPD) capability
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Power management and enhanced power saving features
50QMA N/B Maintenance
50QMA N/B Maintenance
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