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ASML and TSMC Plan Shift to 12-Inch EUV Photomasks

ASML logoASML
Sig3.45Sen+6.35Env+1.40Soc+1.20Gov+1.60
TSMC logoTSMC
Sig3.10Sen+3.60Env+0.80Soc+1.20Gov+1.00

ASML and TSMC plan to drive semiconductor manufacturing toward larger 12-inch EUV lithography photomasks. High NA EUV systems will initially use six-inch masks, with 12-inch versions expected to improve fabrication productivity, ease design stitching limits, and lower unit costs for leading-edge chips. The larger format supports demand for smaller, faster, and more energy-efficient processors through sector collaboration.

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