NTE7400 - Integrated Circuit TTL, Quad 2-Input Positive NAND Gate

NTE74LS00 INTEGRATED CIRCUIT TTL, QUAD 2-INPUT POSITIVE NAND GATE

NOS NTE Electronics NTE7438 TTL IC Quad 2-Input Pos NAND Buffer (ECG7438) 4 Pack

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4011 QUAD 2 Input NAND Gate

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NTE7439 - Integrated Circuit TTL, Quad 2-Input OR NAND Buffer