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公开(公告)号:CN104658969B
公开(公告)日:2018-05-15
申请号:CN201410120711.2
申请日:2014-03-27
Applicant: 台湾积体电路制造股份有限公司
IPC: H01L21/768
CPC classification number: H01L23/481 , H01L21/7684 , H01L21/76898 , H01L23/544 , H01L24/05 , H01L24/13 , H01L24/81 , H01L25/0657 , H01L25/50 , H01L2223/5442 , H01L2223/54426 , H01L2223/5446 , H01L2224/0401 , H01L2224/05009 , H01L2224/05022 , H01L2224/05124 , H01L2224/05147 , H01L2224/05155 , H01L2224/05166 , H01L2224/05171 , H01L2224/05571 , H01L2224/06181 , H01L2224/11 , H01L2224/1132 , H01L2224/11334 , H01L2224/1134 , H01L2224/1145 , H01L2224/11462 , H01L2224/13111 , H01L2224/13139 , H01L2224/13147 , H01L2224/16146 , H01L2224/17181 , H01L2224/2919 , H01L2224/29191 , H01L2224/32145 , H01L2224/73204 , H01L2224/81 , H01L2224/8113 , H01L2224/81132 , H01L2224/81815 , H01L2224/81895 , H01L2224/83104 , H01L2224/92125 , H01L2224/94 , H01L2225/06513 , H01L2225/06541 , H01L2225/06544 , H01L2225/06565 , H01L2225/06593 , H01L2924/00012 , H01L2924/01029 , H01L2924/01074 , H01L2924/3512 , H01L2924/014 , H01L2924/00014 , H01L2224/03
Abstract: 一种装置包括具有多个电器件的衬底。形成在衬底的第一侧上的互连结构使电器件互连。伪TSV的每个延伸穿过衬底且在衬底的第二侧上形成对准掩模。功能TSV的每个延伸穿过衬底且电连接至电器件。形成在衬底的第二侧上的重分布层(RDL)使伪TSV中的一些与功能TSV中的一些互连。功能TSV上方的RDL的台阶高度小于预定值,而伪TSV上方的RDL的台阶高度大于预定值。本发明还提供了重分布层的自对准。
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公开(公告)号:CN104658969A
公开(公告)日:2015-05-27
申请号:CN201410120711.2
申请日:2014-03-27
Applicant: 台湾积体电路制造股份有限公司
IPC: H01L21/768
CPC classification number: H01L23/481 , H01L21/7684 , H01L21/76898 , H01L23/544 , H01L24/05 , H01L24/13 , H01L24/81 , H01L25/0657 , H01L25/50 , H01L2223/5442 , H01L2223/54426 , H01L2223/5446 , H01L2224/0401 , H01L2224/05009 , H01L2224/05022 , H01L2224/05124 , H01L2224/05147 , H01L2224/05155 , H01L2224/05166 , H01L2224/05171 , H01L2224/05571 , H01L2224/06181 , H01L2224/11 , H01L2224/1132 , H01L2224/11334 , H01L2224/1134 , H01L2224/1145 , H01L2224/11462 , H01L2224/13111 , H01L2224/13139 , H01L2224/13147 , H01L2224/16146 , H01L2224/17181 , H01L2224/2919 , H01L2224/29191 , H01L2224/32145 , H01L2224/73204 , H01L2224/81 , H01L2224/8113 , H01L2224/81132 , H01L2224/81815 , H01L2224/81895 , H01L2224/83104 , H01L2224/92125 , H01L2224/94 , H01L2225/06513 , H01L2225/06541 , H01L2225/06544 , H01L2225/06565 , H01L2225/06593 , H01L2924/00012 , H01L2924/01029 , H01L2924/01074 , H01L2924/3512 , H01L2924/014 , H01L2924/00014 , H01L2224/03 , H01L21/768 , H01L21/76897
Abstract: 一种装置包括具有多个电器件的衬底。形成在衬底的第一侧上的互连结构使电器件互连。伪TSV的每个延伸穿过衬底且在衬底的第二侧上形成对准掩模。功能TSV的每个延伸穿过衬底且电连接至电器件。形成在衬底的第二侧上的重分布层(RDL)使伪TSV中的一些与功能TSV中的一些互连。功能TSV上方的RDL的台阶高度小于预定值,而伪TSV上方的RDL的台阶高度大于预定值。本发明还提供了重分布层的自对准。
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