Mechanical standardization of semiconductor devices - Part 6-3: General rules for the preparation of outline drawings of surface mounted semiconductor device packages - Measuring methods for package dimensions of quad flat packs (QFP)
半导体器件的机械标准化 - 第6-3部分:表面贴装半导体器件封装外形图的一般规则 - 四方扁平封装的封装尺寸测量方法(qfp)