SigmaTel Audio (Roxio_Central36.exe). The Sigmatel AC97 audio driver is for Windows Vista, Windows XP or Windows 2000.

High-Fidelity 8-Channel Audio Codecs for Enhanced Audio Quality

The STAC9220, STAC9221, and STAC9223 are advanced 8-channel audio codecs designed to deliver superior sound quality and performance. These high-fidelity codecs are fully compatible with Intel’s High Definition (HD) Audio Interface (previously known as "Azalia"), making them ideal for use in various notebook and media-centric desktop PC applications. Offering stereo 24-bit resolution and sample rates up to 192kHz, these codecs ensure exceptional audio clarity for an immersive listening experience.

The STAC9221 codec incorporates SigmaTel's proprietary SD technology, delivering an estimated DAC Signal-to-Noise Ratio (SNR) of over 105dB, while the STAC9220 and STAC9223 codecs achieve a high-quality DAC SNR of 95dB. In addition, the STAC9223 codec features ADAT® Optical “Lightpipe” for versatile connectivity. The SPDIF I/O functionality ensures seamless integration with consumer electronics, allowing for optimal connectivity and performance across various devices.

These codecs are compatible with multiple operating systems, including Windows Vista, Windows XP, and Windows 2000, and can be easily installed using the Sigmatel AC97 audio driver package. Whether upgrading from an older version or performing a fresh installation, the driver provides full support for a wide range of Sigmatel models, ensuring broad compatibility and reliable performance across devices.

Key Features:

• Supports high-fidelity 8-channel audio with 24-bit stereo resolution and up to 192kHz sample rates.
• Compatible with Intel’s High Definition (HD) Audio Interface for seamless PC integration.
• Enhanced audio quality with DAC SNR of 105dB (STAC9221) and 95dB (STAC9220/9223).
• ADAT® Optical “Lightpipe” functionality in STAC9223 for versatile digital connectivity.
• Supports multiple Windows operating systems and a wide range of Sigmatel models for easy installation and updates.

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