ADS7844E by Texas Instruments(TI) Design and production,in Hong Kong QX Electronics Limited Spot sales,And can pass Hong Kong QX Electronics Limited Purchasing。ADS7844E Price reference $ 7.870000。ADS7844E - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information ADS7844E Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial