AD845BQ 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。AD845BQ Price reference $ 25.380000。AD845BQ - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information AD845BQ Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial