| 序号 | 型号 | 描述 | 大小 | 厂家Logo | 下载 | 
|---|
| 1 | DM74ALS138M | 3 to 8 Line Decoder/Demultiplexer | 67K |   |   | 
| 2 | DM74ALS138M/A+ | 3-To-8-Line Demultiplexer | 88K |   |   | 
| 3 | DM74ALS138M/B+ | 3-To-8-Line Demultiplexer | 88K |   |   | 
| 4 | DM74ALS138MX | 3-To-8-Line Demultiplexer | 88K |   |   |