CMI9739 Datasheet: 6-Channel Audio Codec





CMI9739 6-Channel Audio Codec Datasheet

Part Number CMI9739
Description 6-Channel Audio Codec
Manufacture C-Media Electronics
Total Page 30 Pages
PDF Download Download CMI9739 Datasheet PDF

Features: www.DataSheet4U.com CMI 9739 Integrated Multi-channel AC’97 CMI9739/CMI9739A Six Channel Audio Codec Specifications Preliminary Description and Overview Universality CMI9739 is a 6CH AC97 CODE C, applicable for major MB chipsets of Intel, VIA, Ali, and SIS. CMI9739 is id eal for PC2001-compliant desktops, note books, and home entertainment PCs where high-quality audio is a must. 6CH Play back The specially-designed 6CH hardwar e architecture of CMI9739 allows multi- channel south bridge to playback 6CH au dio. Cost-effectiveness As to the cost concern, CMI9739 integrates the earphon e buffer, analog CD differential interf ace, and analog switch for rear channel audio to Line-in. Besides, Mic-in can share same jack with center/bass output for Features „ Intel AC’97(Rev 2.2) compatible, meeting Microsoft’s PC2001 requirements „ Built-in earp hone buffer and internal PLL, the latte r saving additional crystal. „ Earphon e buffer, optional on HP_OUT pins(9739) or LINE_HP_OUT pins(9739A). „ Line-i.

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www.DataSheet4U.com
CMI9739/CMI9739A Six Channel Audio Codec
Specifications
Description and Overview
CMI 9739
Integrated Multi-channel AC’97
Preliminary
Universality
CMI9739 is a 6CH AC97 CODEC, applicable
for major MB chipsets of Intel, VIA, Ali, and
SIS. CMI9739 is ideal for PC2001-compliant
desktops, notebooks, and home entertainment
PCs where high-quality audio is a must.
Features
„ IntelAC’97(Rev 2.2) compatible, meeting
Microsoft’sPC2001 requirements
„ Built-in earphone buffer and internal PLL,
the latter saving additional crystal.
„ Earphone buffer, optional on HP_OUT
6CH Playback
The specially-designed 6CH hardware
architecture of CMI9739 allows multi-channel
south bridge to playback 6CH audio.
Cost-effectiveness
As to the cost concern, CMI9739 integrates the
pins(9739) or LINE_HP_OUT pins(9739A).
„ Line-in/rear out share the same jack.
„ Center/bass share the MIC jack.
„ Digital S/PDIF IN/OUT support
„ 48 LQFP package.
„ CRL3D: HRTF based DS3D compatible
audio engine.
earphone buffer, analog CD differential „ EAX1.0 & 2.0 compatible.
interface, and analog switch for rear channel „ Sensaura3D audio enhancement
audio to Line-in. Besides, Mic-in can share
(optional).
same jack with center/bass outputDatfaoSrheet4„U.1cI/o8Om-(2IC0bHit4D).AC interface for SPDIF
traditional 3 jacks audio port to output 6
channels audio. CMI9739 also has built-in PLL
to save additional crystal.
DataShee
More Audio Option
Last but not least, CMI9739 provides HRTF 3D
audio which interface compatible with EAX/
A3D/DirectSound3D. In addition, it provides
Sensaura3D audio option. In that regard,
the audio quality of CMI9739 is fabulous
beyond general expectation.
DataSheet4URV.ceeorvsmiisoionn:
Date:
May
1.3
2002
DataSheet4 U .com
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