PIC18F2553-I/SP by Microchip Design and production,in GUI XIN Group (Hong Kong) Limited Spot sales,And can pass GUI XIN Group (Hong Kong) Limited Purchasing。PIC18F2553-I/SP Price reference $ 7.872000。PIC18F2553-I/SP - 。You can download Chinese information、Pin map、DatasheetData sheet function specification,In the information PIC18F2553-I/SP Detailed pin diagram and function application circuit diagram voltage and usage method and tutorial