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ST25R3914

STMicroelectronics
Part Number ST25R3914
Manufacturer STMicroelectronics
Description Automotive high performance reader / NFC initiator
Published Jun 13, 2019
Detailed Description ST25R3914 ST25R3915 Automotive high performance HF reader / NFC initiator with 1 W output power supporting AAT Datasheet...
Datasheet PDF File ST25R3914 PDF File

ST25R3914
ST25R3914

Overview
ST25R3914 ST25R3915 Automotive high performance HF reader / NFC initiator with 1 W output power supporting AAT Datasheet - production data QFN32 / VFQFPN32 Features • AEC-Q100 qualified • ISO 18092 (NFCIP-1) Active P2P • ISO14443A, ISO14443B, ISO15693 and FeliCa™ • Support HBR up to 848 kbit/s PICC to PCD and PCD to PICC framing • Capacitive sensing - Wake-up • Automatic antenna tuning system providing tuning of antenna LC tank (ST25R3914 only) • Automatic modulation index adjustment • AM and PM demodulator channels with automatic selection • Up to 1 W in case of differential output • User selectable and automatic gain control • Transparent and Stream modes to implement MIFARE™ Classic compliant or other custom protocols • Possibility of driving two antennas in single ended mode • Oscillator input capable of operating with 13.
56 or 27.
12 MHz crystal with fast start-up • 6 Mbit/s SPI with 96 bytes FIFO • Wide supply voltage range from 2.
4 to 5.
5 V • Wide temperature range: -40 °C to 12...


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