As an Amazon Associate, we earn from qualifying purchases. Home » Atmel » U2731B R4 Atmel . U2731B R4 Atmel . U2731B R4 Attributes Brand name, Manufacturer name, ManufacturerAtmel moq, multiple, tierMinQty11 MPN, SKUU2731B R4 qtyInStock1527 Distributor offers SellerSKUMOQIn stockMultiplePrices Win SourceU2731B R4115271