50 PCS CS4237B-KQ Crystal Semiconductor Advanced Audio System IC – 3D Sound TQFP100

Working on an audio project?

This lot of 50 CS4237B-KQ chips from Crystal Semiconductor is a solid find.

These are advanced audio system ICs with 3D sound capability, packaged in TQFP100.

They’re new open-box—excellent condition, no functional defects.

May have been used for testing or demo, but they come with original accessories and might even include a warranty.

Perfect for repairs, prototyping, or production runs.

MPN is CS4237B-KQ.

If you need high-quality audio ICs in bulk, this is it.