As an Amazon Associate, we earn from qualifying purchases. SN74LS27N - National Semiconductor - Integrated Circuits National Semiconductor . SN74LS27N Gallery Attributes Brand name, Manufacturer name, ManufacturerNational Semiconductor Extra Product NameSN74LS27N - National Semiconductor - Integrated Circuits moq, multiple1 MPN, SKUSN74LS27N qtyInStock0 snippetSN74LS27N In-Stock. Request a quote for the part number# SN74LS27N. Call 877-240-8595 to order. Same day shipping on in-stock parts. Distributor offers SellerSKUMOQIn stockMultiplePrices 4 Star ElectronicsSN74LS27N11