STMicroelectronics ST25R3916B-AQWT RFID and NFC Transceiver, 64-Pin TSSOP

The STMicroelectronics high performance NFC universal devices supporting NFC initiator, NFC target, NFC reader and NFC card emulation modes when applicable. This NFC IC is optimized for POS terminal applications, and enables fast EMVCo certification cycles, even under harsh conditions, with antenna around noisy LCD displays.
This device includes an advanced analog front end (AFE) and a highly integrated data framing system for ISO 18092 passive and active initiator, ISO 18092 passive and active target.

Reader/writer, Card emulation, Active and passive peer to peer
RF communication
Active wave shaping (AWS) reduces over-and under-shoots
Automatic antenna tuning (AAT) via variable capacitor
Low power NFC active and passive target modes
Integrated regulators to boost system PSR
Serial peripheral interface (SPI) up to 10 Mbit/s
I2C with up to 400 kbit/s in Fast-mode, 1 Mbit/s in Fast-mode Plus, and 3.4 Mbit/s in High-speed mode
Wide supply voltage and ambient temperature range