地址译码有线性译码和双向译码两种方式。

线性译码

https://s3-us-west-2.amazonaws.com/secure.notion-static.com/8569f8c3-8e17-4c3e-b191-88214ff64b3d/image2.png

双向译码

https://s3-us-west-2.amazonaws.com/secure.notion-static.com/663d9362-6aa1-46b6-bee9-98ef13c818a5/image3.png