AD590JR by Analog Devices Inc.(ADI) Design and production,in Shenzhen Yirenxin Technology Co., Ltd. Spot sales,And can pass Shenzhen Yirenxin Technology Co., Ltd. Purchasing。AD590JR Price reference $ 8.055000。AD590JR - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information AD590JR Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial