Click to expand full text
ST25R3911B
Datasheet
High performance HF reader / NFC initiator with 1.4 W supporting VHBR and AAT
QFN32/VFQFPN32 (5 × 5 mm)
Wafer
Product status link ST25R3911B
Features
• ISO 18092 (NFCIP-1) Active P2P • ISO14443A, ISO14443B, ISO15693 and FeliCa™ • Supports VHBR (3.4 Mbit/s PICC to PCD framing, 6.8 Mbit/s AFE and PCD to
PICC framing) • Capacitive sensing - Wake-up • Automatic antenna tuning system providing tuning of antenna LC tank • Automatic modulation index adjustment • AM and PM demodulator channels with automatic selection • DPO (Dynamic power output) • Up to 1.