54LS138/DM54LS138/DM74LS138, 54LS139/DM54LS139/DM74LS139 Decoders/Demultiplexers
National Semiconductor
5 4 L S 13 8/D M 54 L S 13 8/D M 74 L S 13 8, 5 4 L S 1 3 9 /D M 5 4 L S 1 3 9 /D M 7 4 L S
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