DG441CY+ by Maxim Integrated Design and production,in Shenzhen BaiWon Electronics Co., Ltd. Spot sales,And can pass Shenzhen BaiWon Electronics Co., Ltd. Purchasing。DG441CY+ Price reference $ 4.991200。DG441CY+ - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information DG441CY+ Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial