OP07DP by Texas Instruments(TI) Design and production,in Hong Kong QX Electronics Limited Spot sales,And can pass Hong Kong QX Electronics Limited Purchasing。OP07DP Price reference $ 1.140000。OP07DP - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information OP07DP Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial