PCB新手,使用AD画4层板子,以C5515为处理器核心,但是5515好像只有BGA封装,引脚排列很密,在引脚之间直接打过孔的话,空间太小,直接在引脚上打过孔行吗?着急,谢谢各路大神了
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PCB新手,使用AD画4层板子,以C5515为处理器核心,但是5515好像只有BGA封装,引脚排列很密,在引脚之间直接打过孔的话,空间太小,直接在引脚上打过孔行吗?着急,谢谢各路大神了