ADUM2281CRIZ 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。ADUM2281CRIZ Price reference $ 5.090000。ADUM2281CRIZ - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information ADUM2281CRIZ Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial