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STAC9704

Hynix Semiconductor
Part Number STAC9704
Manufacturer Hynix Semiconductor
Description (STAC9707) Multimedia Audio Codec for AC97
Published Sep 11, 2005
Detailed Description SigmaTel, Inc. Integrating Mixed-Signal Solutions Multimedia Audio Codec for AC’97 STAC9704/7 GENERAL DESCRIPTION: Sig...
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STAC9704
STAC9704

Overview
SigmaTel, Inc.
Integrating Mixed-Signal Solutions Multimedia Audio Codec for AC’97 STAC9704/7 GENERAL DESCRIPTION: SigmaTel’s STAC9704/07 is a general purpose 18-bit, full duplex, audio codec that conforms to the analog component specification of AC’97 (Audio Codec ’97 Component Specification rev.
1.
03).
The STAC9704/07 incorporates SigmaTel’s proprietary Sigma-Delta technology to achieve signal quality in excess of 95dB SNR.
The DACs, ADCs, and mixers are integrated with analog I/Os, which include four analog line-level stereo inputs, two analog line-level mono inputs, and 3 output channels.
Also included are SigmaTel’s 3D stereo enhancement (SS3D) and an extra true line-level out for headphones or speaker amplifiers.
The STAC9704/07 communicates via the five wire AC Link to any digital component of AC’97 providing flexibility in the audio system design.
Packaged in a small AC’97 compliant 48-pin TQFP, the STAC9704/07 can be placed on the motherboard, daughter boards, add-on cards, ...


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