ST25R3920 Automotive NFC Reader STMicroelectronics ST25R3920 Automotive NFC Reader is an AEC-Q100 qualified Near Field Communication IC, specifically designed for CCC (Car Connectivity Consortium) digital key applications. The ST25R3920 supports NFC Initiator, Target, Reader, and Card emulation modes, and adheres to CCC Digital Key Release 2.0. This device satisfies the requirements for car access/start applications in areas like a door handle or center console, and enables additional functionality, like pairing or NFC card protection combined with a Qi wireless charger.