VIPER27HDTR by STMicroelectronics Design and production,in Hong Kong QX Electronics Limited Spot sales,And can pass Hong Kong QX Electronics Limited Purchasing。VIPER27HDTR Price reference $ 1.530000。VIPER27HDTR - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information VIPER27HDTR Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial