SN74LVC74ADR by TI Design and production,in HongKong RichShine Technology Co., Limited Spot sales,And can pass HongKong RichShine Technology Co., Limited Purchasing。SN74LVC74ADR Price reference $ 0.115500。SN74LVC74ADR - 。You can download SN74LVC74ADR Chinese information、Pin map、DatasheetData sheet function specification,In the information SN74LVC74ADR Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial