L293DNE by TI Design and production,in HongKong RichShine Technology Co., Limited Spot sales,And can pass HongKong RichShine Technology Co., Limited Purchasing。L293DNE Price reference $ 3.680000。L293DNE - 。You can download L293DNE Chinese information、Pin map、DatasheetData sheet function specification,In the information L293DNE Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial