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台積電 N2 量產,中砂昇陽半等供應鏈受惠

2026-09-21 08:42:04

ChainCatcher 消息,台積電 2 奈米 N2 量產,半導體先進製程由 FinFET 跨入 GAA 世代。法人指出,隨製程複雜度、CMP 道數、晶圓監控頻率及材料規格同步提升,設備、CMP 耗材、再生晶圓及先進材料需求增加,中砂、昇陽半、新應材、頌勝等供應鏈迎成長契機。台積電 N2 采 nanosheet GAA,相較 N3E,在相同功耗下效能可提升 10%~15%,或相同速度下降低 25%~30% 功耗,晶片密度提高逾 15%。

中砂最大客戶鑽石碟業務中,先進製程占比達 63%,N3、N2 各占 22%,1.4 奈米亦已小量出貨;N3 進入 N2 後,CMP 內容價值提高 10%~15%。昇陽半 2026 年底再生晶圓月產能調整為 110 萬~120 萬片,2026 年資本支出預算達 48.2 億元,預估 2025~2029 年再生晶圓擴產年複合成長率達 25%~30%。新應材 Rinse、BARC 及 EBR 三項核心產品出貨可望隨 N2 產能爬坡逐季走高,頌勝上半年半導體營收占比達 66%、年增約 25%,台積電相關營收年增約 170%。

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