make arduino mega2560

hi dears i want some information about arduino mega2560 pcb feature same ,layers number and...but i dont find useful information in websites,if you know please help me. and i want now is it possible make a smd arduino mega2560 exactly same as orginals?

Did you see the Eagle files on the Products:Mega page?

eeERFAN: i want some information about arduino mega2560 pcb feature same ,layers number and...but i dont find useful information in websites

Do you still want to make mega2560 pcb? Mega2560 and other Arduino boards are the Open Source Hardware, they have enough information let you make your own board. Of course, it's totally possible.

Take a look at the official site: https://www.arduino.cc/en/Main/ArduinoBoardMega2560