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介绍半导体封装及其命名方法，含义
JEDEC Standard No. 30E
Page 5


3.2 Field descriptions
3.2.1 Basic package designator
The basic package designator is a three-letter code comprising a two-letter package outline style code
(see table A.1) and either a preceding terminal-position code (see table A.2) or a succeeding lead-form
(or terminal-shape) code (see table A.3). Complete three-letter basic package designators are described
in table 1.
Table 1 ― Three-letter basic package designators
Basic pkg. Common pkg.