 NXP manufactures chips for eGovernment applications such as electronic passports; RFID tags and labels; and transport and access management, with the chip set and contactless card for MIFARE used by many major public transit systems worldwide.In addition, NXP manufactures automotive chips for in-vehicle networking, passive keyless entry and immobilization, and car radios.NXP invented the I²C interface over 30 years ago and has since supplied products using it.