As an Amazon Associate, we earn from qualifying purchases. DS3691MXNOPB - National Semiconductor National Semiconductor . DS3691MXNOPB Gallery Attributes Brand name, Manufacturer name, ManufacturerNational Semiconductor Extra Product NameDS3691MXNOPB - National Semiconductor moq, multiple1 MPN, SKUDS3691MXNOPB qtyInStock0 snippetDS3691MXNOPB In-Stock. Request a quote for the part number# DS3691MXNOPB. Call 877-240-8595 to order. Same day shipping on in-stock parts. Distributor offers SellerSKUMOQIn stockMultiplePrices 4 Star ElectronicsDS3691MXNOPB11 1SourceDS3691MX/NOPB11