ST25R3916B ST25R3917B ST25R3919B
NFC reader for payment, consumer and industrial applications
VFQFPN32 (5 x 5 mm)
UFQF...
ST25R3916B ST25R3917B ST25R3919B
NFC reader for payment, consumer and industrial applications
VFQFPN32 (5 x 5 mm)
UFQFPN32 WLCSP36 (5 x 5 mm) (3.223 x 3.213)
Features
Operating modes – Reader/writer – Card emulation – Active and passive peer to peer
RF communication – EMVCo® 3.1a analog and digital compliant – NFC-A / ISO14443A up to 848 kbit/s – NFC-B / ISO14443B up to 848 kbit/s – NFC-F / FeliCa™ up to 424 kbit/s – NFC-V / ISO15693 up to 53 kb/s – NFC-A / ISO14443A (106 kbit/s) and NFC-F / FeliCa™ (212/424 kbit/s) card emulation – Active and passive peer to peer initiator and target modes, up to 424 kbit/s – Low level modes to implement MIFARE Classic® compliant or other custom protocols
Key features – Dynamic power output (DPO) controls the field strength to stay within given limits – Active wave shaping (AWS) reduces overand under-shoots – Noise suppression receiver (NSR) allows reception in noisy environment – Automatic antenna tuning (AAT) via variable capacitor
Datasheet - production data
– Integrated EMVCo® 3.1a compliant EMD handling
– Automatic gain control and squelch feature to maximize SNR
– Low power NFC active and passive target modes
– Adjustable ASK modulation depth, from 0 to 82%
– Integrated
regulators to boost system PSRR
– AM/PM and I/Q demodulator with baseband channel summation or automatic channel selection
– Possibility to drive two independent single ended antennas
– Measurement of antenna voltage amplitude and phase, RSSI, on-chip supply a...