AD624SD 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。AD624SD Price reference $ 70.340000。AD624SD - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information AD624SD Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial