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1 SN74HC139N3 DUAL 2-LINE TO 4-LINE DECODERS/DEMULTIPLEXERS 548K TI 4043049
2 SN74HC139N3 DUAL 2-LINE TO 4-LINE DECODERS/DEMULTIPLEXERS 695K TI 3270756
3 SN74HC139N3 DUAL 2-LINE TO 4-LINE DECODERS/DEMULTIPLEXERS 553K TI 3270754