常用芯片LQFP类封装PCB封装库（AD库，封装带3D视图）,Altium Designer的PCB封装库，.PcbLib格式的，带3D视图，非常实用。详细封装型号如下：Component Count : 18 Component Name ----------------------------------------------- LQFP32 7X7 LQFP44 10X10 LQFP48 7X7 LQFP52 10X10 LQFP64 7x7 LQFP64 10x10 LQFP64 14x14 LQFP80 12x12 LQFP80 14x14 LQFP100 14x14 LQFP120 14x14 LQFP128 14x14 LQFP128 14x20 LQFP144 20X20 LQFP176 24x24 LQFP208 28x28 LQFP216 24x24 LQFP256 28x28