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ST25R3914 - Automotive high performance reader / NFC initiator

Description

The ST25R3914/5 are highly integrated NFC initiators / HF reader ICs for automotive applications, AEC-Q100 grade 1 qualified, including the analog front end (AFE) and a highly integrated data framing system for ISO 18092 (NFCIP-1) initiator, ISO 18092 (NFCIP-1) active target, ISO 14443A and B reader

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.

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Datasheet Details

Part number ST25R3914
Manufacturer STMicroelectronics
File Size 2.01 MB
Description Automotive high performance reader / NFC initiator
Datasheet download datasheet ST25R3914 Datasheet
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Full PDF Text Transcription

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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 • Oscilla
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