Part Number # SN74LS19AD (Logic - Gates and Inverters) is manufactured by Rochester Electronics, LLC and distributed by B-LINKWELL ELECTRONICS CO., LIMITED.Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.For SN74LS19AD specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add SN74LS19AD with quantity into BOM. B-LINKWELL ELECTRONICS CO., LIMITED does NOT require any registration to request a quote of SN74LS19AD. Buy the SN74LS19AD Rochester Electronics, LLC on B-LINKWELL ELECTRONICS CO., LIMITED,we are Rochester Electronics, LLC Corporation distributor,we sales new&original and offer 24 hours service,180 days warranty date, send the SN74LS19AD within 24 hours,please contact our sales team or send email to sales@b-linkwell.com Hope we can cooperate in the future.