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ST ST25R3916B-AQWT product image
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ST ST25R3916B-AQWTRoHS

Manufacturer
ST
MPN
ST25R3916B-AQWT
LCSC Part #
C5267436
Packaging
VFQFN-32L(5x5)
Customer #
Key Attributes
NFC reader for payment, consumer and industrial applications
Datasheetpdf iconST ST25R3916B-AQWT
In-Stock: 1,048
1,048 In stock, ships now
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QtyUnit PriceTotal Amount
1+$ 4.6722$ 4.67
10+$ 3.9785$ 39.79
30+$ 3.5648$ 106.94
100+$ 3.1479$ 314.79
500+$ 2.9541$ 1477.05
1,000+$ 2.8678$ 2867.80
Standard Packaging4000/Full Reel
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Products Specifications

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TypeDescription
CategoryRF and Wireless/RFID, RF Access, Monitoring ICs
ManufacturerST
PackagingVFQFN-32L(5x5)
transmission rate848Kbit/s;424Kbit/s;53Kbit/s
FeaturesBuilt-in antenna driver;Low power wake-up
Voltage - Supply2.6V~5.5V
Frequency13.56MHz
agreementFeliCa,ISO 14443A,ISO 14443B,ISO 15693,NFC
InterfaceI2C,SPI
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Additional Information

TypeDetails
Minimum1
Multiple1
Standard Packaging4000
Sales UnitPiece

Features

AI Translation
  • 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 over- and under-shoots
    • Noise suppression receiver (NSR) allows reception in noisy environment
    • Automatic antenna tuning (AAT) via variable capacitor
    • 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 and regulated voltages
  • External communication interfaces:
    • 512-byte FIFO
    • 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
  • Electrical characteristics:
    • Wide supply voltage and ambient temperature range (2.6 to 5.5 V from -40 ℃ to +105 ℃, 2.4 to 5.5 V from -20 ℃ to +105 ℃)
    • Wide peripheral communication supply range, from 1.65 to 5.5 V
    • Quartz oscillator capable of operating with 27.12 MHz crystal with fast start-up