Stereo Ac 97 Codec With Multi-codec OptionSigmaTels STAC9721 STAC9723 is a general-purpose 18-bit stereo, full duplex, Audio CODEC that conforms to
the Analog component specification of AC'97 (Audio Codec 97 Component Specification Rev. 2.1). The
STAC9721 STAC9723 incorporates SigmaTels proprietary Sigma-Delta technology to achieve a DAC SNR in
excess of 95dB. The DACs ADCs and mixer are integrated with Analog I/Os, which include four Analog
line-level stereo inputs, two Analog line-level mono inputs, two stereo outputs, and one mono output
channel. Also included are SigmaTels 3D stereo enhancement SS3D , and an extra true line-level out
for Headphones or speaker Amplifiers The STAC9721 STAC9723 may be used as a secondary codec, with the
STAC9700/STAC9704/STAC9707/STAC9744/STAC9745 or a 4-channel STAC9708 as the primary, in multiple codec configurations
conforming to the AC'97 Rev. 2.1 specification. This configuration CAN provide up to six-channel output,
providing AC-3 playback for DVD applications. The STAC9721 STAC9723 communicates via the five-wire AC-
Link Interface with any AC-Link capable controller or advanced core Logic chip-set. Packaged in an
AC'97 compliant 48-pin TQFP, the STAC9721 STAC9723 CAN be placed on motherboards, daughter boards, add-
on cards or AMR/MDC cards. By Unkown
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STAC9721 Pb-Free | STAC9721 Cross Reference | STAC9721 Schematic | STAC9721 Distributor |
STAC9721 Application Notes | STAC9721 RoHS | STAC9721 Circuits | STAC9721 footprint |