LM293ADR by TI Design and production,in Shenzhen Yirenxin Technology Co., Ltd. Spot sales,And can pass Shenzhen Yirenxin Technology Co., Ltd. Purchasing。LM293ADR Price reference $ 0。LM293ADR - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information LM293ADR Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial