Mitac secret confidential document – MiTAC 8050QMA User Manual

Page 18

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17

80

80

50QMA

50QMA

N/B Maintenance

N/B Maintenance

Meets performance requirements for audio on PC99/2001 systems

Meets Microsoft WHQL/WLP 2.0 audio requirements

16-bit Stereo full-duplex CODEC with 48KHz sampling rate

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

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

Two software selectable MIC inputs applications (software selectable)

Boost preamplifier for MIC input 50mW/20 amplifier

External Amplifier Power Down (EAPD) capability

Power management and enhanced power saving features

MiTac Secret

Confidential Document

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