DA112S1 by STMicroelectronics Design and production,in TanJiayuan Electronics Spot sales,And can pass TanJiayuan Electronics Purchasing。DA112S1 Price reference ¥ 6.691974。DA112S1 - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information DA112S1 Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial