We can supply AT421D , send us a request quote to request AT421D pirce and lead time.Chipdigger.com a professional electronic components distributor. With 10+ Million line items of available electronic components can ship in short lead-time, over 250 thousand part numbers of electronic components in stock for immediately delivery, which may include part number AT421D.The price and lead time for AT421D depending on the quantity required, availability and warehouse location.Contact us today and our sales representative will provide you price and delivery on Part AT421D.We look forward to working with you to establish long-term relations of cooperation