发明名称 SEMICONDUCTOR DEVICE AND CIRCUIT BOARD
摘要 A semiconductor device for mounting on a wiring board includes: a container for containing a semiconductor chip; and a plurality of leads, each of the plurality of leads includes a mount connection portion at one end for the semiconductor device to be connected to the wiring board, wherein the plurality of leads includes first leads and second leads, a signal transmission rate of the first leads is higher than that of the second leads, and the mount connection portion of each of the first leads is smaller than that of each of the second leads.
申请公布号 US2011157852(A1) 申请公布日期 2011.06.30
申请号 US20100974107 申请日期 2010.12.21
申请人 FUJITSU SEMICONDUCTOR LIMITED 发明人 IKEMOTO YOSHIHIKO
分类号 H05K7/10;H05K7/00 主分类号 H05K7/10
代理机构 代理人
主权项
地址