RFID tag microchip circuit

I find 13.56 MHz RFID tag microchip internal circuit.
I try my best, i did`t find it.

Thank you.

i did not understand what you said.. but check is this what you need.
http://www.datasheetcatalog.org/data...hip/21287f.pdf
http://www.freeweb.hu/t-t/elokep/pic...oad/an830b.pdf