The Crystal CS4248 is an audio codec chip developed by Crystal Semiconductor (now Cirrus Logic). It was widely used in various audio devices and sound cards during the 1990s. The CS4248 offered high-quality audio playback and recording capabilities for that time period.

The audio codec supported a range of audio formats and featured 16-bit audio resolution, allowing for accurate and detailed sound reproduction. It provided multiple channels for surround sound configurations and offered features such as hardware mixing and stereo enhancement.

The Crystal CS4248 was known for its compatibility with popular operating systems of the time, including DOS and early Windows versions. It played a significant role in providing improved audio experiences on personal computers during its era.