SigmaTel audio codec solutions provide the best audio performance for consumer audio systems. These solutions are built with high-performance mixed-signal Sigma-Delta technology and offer a wide variety of features including integrated headphone amplifier, crystal elimination circuit, SPDIF output, multi-channel capability and the industry's highest level of performance for PC audio codecs with 18-Bit and 20-Bit DACs delivering 103 dB SNR or higher. SigmaTel offers a complete family of DACs and Codecs adhering to the latest High-Definition Audio standards with 24-Bit resolution and 192 kHz sample rates. Added features include complete interchangeability between STAC family members, master volume controls, and common firmware operation. Enjoy either 104 dB SNR in normal mode or increase the output for 107 dB SNR in AudioUltra(TM) mode.

It is highly recommended to always use the most recent driver version available.
Do not forget to check with our site as often as possible in order to stay updated on the latest drivers, software and games.

Try to set a system restore point before installing a device driver. This will help if you installed a wrong driver. Problems can arise when your hardware device is too old or not supported any longer.