MAX3232CDR by Texas Instruments(TI) Design and production,in Shenzhen Yirenxin Technology Co., Ltd. Spot sales,And can pass Shenzhen Yirenxin Technology Co., Ltd. Purchasing。MAX3232CDR Price reference $ 1.090800。MAX3232CDR - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information MAX3232CDR Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial