As an Amazon Associate, we earn from qualifying purchases. 74HCT138N - National Semiconductor - Integrated Circuits National Semiconductor . 74HCT138N Gallery Attributes Brand name, Manufacturer name, ManufacturerNational Semiconductor Extra Product Name74HCT138N - National Semiconductor - Integrated Circuits moq, multiple1 MPN, SKU74HCT138N qtyInStock0 snippet74HCT138N In-Stock. Request a quote for the part number# 74HCT138N. Call 877-240-8595 to order. Same day shipping on in-stock parts. Distributor offers SellerSKUMOQIn stockMultiplePrices 4 Star Electronics74HCT138N11