NF C96-013-6-4*NF EN 60191-6-4:2003 半导体装置的机械标准化 第6-4部分:表面安装半导体装置封装外形图绘制的一般规则 球状网格阵列(BGA)封装尺寸的测量方法
Mechanical standardization of semiconductor devices - Part 6-4 : general rules for the preparation of outline drawings of surface mounted semiconductor device packages - Measuring methods for package dimensions of ball grid array (BGA)