LM311MX by TI Design and production,in HongKong RichShine Technology Co., Limited Spot sales,And can pass HongKong RichShine Technology Co., Limited Purchasing。LM311MX Price reference $ 0.554400。LM311MX - 。You can download LM311MX Chinese information、Pin map、DatasheetData sheet function specification,In the information LM311MX Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial