Enlarge / Apple wants to build more of its A- and M-series chips in the United States. (credit: Apple) Late last year, Apple CEO Tim Cook announced that the company would definitely be buying chips made at Taiwan Semiconductor's new Arizona-based fab once it had opened. Apple working with TSMC isn't new; most, if not all, of the processors currently sold in Apple's products are made on one of TSMC's many manufacturing nodes.