AD7820LNZ 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。AD7820LNZ Price reference $ 37.030000。AD7820LNZ - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information AD7820LNZ Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial