REF192GRUZ 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。REF192GRUZ Price reference $ 5.350000。REF192GRUZ - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information REF192GRUZ Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial