SN74ALS139N
Manufacturers：
Texas Instruments
Description：
IC DUAL 2-4 DECODR/DEMUX 16-DIP
SN74ALS139NE4
Manufacturers：
Texas Instruments
Description：
IC DECODER/DEMUX DL 2-4 16-DIP
SN74ALS139NSR
Manufacturers：
Texas Instruments
Description：
IC DECODER/DEMUX DL 2-4 16SO