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发明名称
半导体装置及其制造方法
摘要
本发明系提供一种提高耐电迁移性之半导体装置及其制造方法。该装置在第1金属布线8上之层间绝缘膜10形成到达第1金属布线8之连接孔10a及布线槽10b。即使在第1金属布线8上预先形成有覆盖层9a,于连接孔10a形成时,连接孔10a内之覆盖层9a之一部分或全部也会被除去。本发明于形成连接孔10a后,仅在连接孔10a之底部选择地形成覆盖层9b。覆盖层9b形成后,在连接孔10a及布线槽10b内埋入阻障金属层17及金属层18,形成接点19及第2金属布线20。
申请公布号
TW200710966
申请公布日期
2007.03.16
申请号
TW095100090
申请日期
2006.01.02
申请人
新力股份有限公司
发明人
驹井尚纪;金村龙一;大冈豊
分类号
H01L21/28(2006.01);H01L21/3205(2006.01);H01L21/768(2006.01)
主分类号
H01L21/28(2006.01)
代理机构
代理人
陈长文
主权项
地址
日本
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