Taiwan chipmaker starts making 4-nanometer chips in US, official says

WASHINGTON — Taiwan Semiconductor Manufacturing Co. has begun producing advanced 4-nanometer chips in Arizona for U.S. customers, a milestone in the Biden administration’s semiconductor efforts, Commerce Secretary Gina Raimondo told Reuters. In November, the Commerce Department finalized a $6.6 billion grant to TSMC’s U.S. unit for semiconductor production in Phoenix, Arizona. “For the first time ever in our country’s history, we are making leading-edge 4-nanometer chips on American soil, American workers — on par in yield and quality with Taiwan,” Raimondo told Reuters in an interview, saying it had begun in recent weeks. “That’s a big deal — never been donemore