MAX3232EIDR by Texas Instruments(TI) Design and production,in Hong Kong QX Electronics Limited Spot sales,And can pass Hong Kong QX Electronics Limited Purchasing。MAX3232EIDR Price reference $ 0.973350。MAX3232EIDR - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information MAX3232EIDR Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial