Normas ISO

Bit rates of fc/64, fc/32 and fc/16

Identification cards -- Contactless integrated circuit cards -- Proximity cards-- Part 2: Radio frequency power and signal interface

Limits of electromagnetic disturbance levels parasitically generated by the PICC

Additional PICC classes

Bits rates of fc/8, fc/4 and fc/2

Identification cards -- Contactless integrated circuit cards -- Proximity cards-- Part 2: Radio frequency power and signal interface