ST25R3919B-AQET

NFC reader for payment, consumer and industrial applications

Parameters

Supply Voltage Min Volt	2.4
Supply Voltage Max Volt	5.5
Operating Temp Min Celsius	-40.0
Operating Temp Max Celsius	105.0
ECCN US	EAR99
ECCN EU	NEC
Packing Type	Tape And Reel
RoHs compliant	Ecopack2
Grade	Industrial
Package Name	UFQFPN 32 5x5x0.55 mm

Description

The ST25R3916B, ST25R3917B, and ST25R3919B (hereafter referred to as ST25R39xxB) are high-performance NFC universal devices. They support NFC initiator, NFC target, NFC reader, and NFC card emulation modes when applicable.Designed to be compliant with EMVCo PCD L1 3.2a analog and digital, these...
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Key features

Key features
Operating modes Reader/writer Card emulation Active and passive peer to peer RF communication EMVCo^® PCD L1 3.2a 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 kbit/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 characteristics Dynamic power output (DPO) controls the field strength to stay within given limits Active wave shaping (AWS) reduces over- and undershoots Noise suppression receiver (NSR) allows reception in a noisy environment Automatic antenna tuning (AAT) via variable capacitor Integrated EMVCo^® PCD L1 3.2a-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 °C to +105 °C, 2.4 to 5.5 V from -20 °C to +105 °C) Wide peripheral communication supply range from 1.65 to 5.5 V Quartz oscillator capable of operating with 27.12 MHz crystal with fast startup

Out of Stock

Quantity	$ per unit	Savings
1-9	$6.23	0%
10-24	$4.47	28%
25-99	$4.17	33%
100-249	$3.67	41%
250-499	$3.48	44%
500	$3.12	50%
500 +	Contact sales

$6.23

Parameters

Supply Voltage Min Volt	2.4
Supply Voltage Max Volt	5.5
Operating Temp Min Celsius	-40.0
Operating Temp Max Celsius	105.0
ECCN US	EAR99
ECCN EU	NEC
Packing Type	Tape And Reel
RoHs compliant	Ecopack2
Grade	Industrial
Package Name	UFQFPN 32 5x5x0.55 mm

Description

Key features

Key features
Operating modes Reader/writer Card emulation Active and passive peer to peer RF communication EMVCo^® PCD L1 3.2a 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 kbit/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 characteristics Dynamic power output (DPO) controls the field strength to stay within given limits Active wave shaping (AWS) reduces over- and undershoots Noise suppression receiver (NSR) allows reception in a noisy environment Automatic antenna tuning (AAT) via variable capacitor Integrated EMVCo^® PCD L1 3.2a-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 °C to +105 °C, 2.4 to 5.5 V from -20 °C to +105 °C) Wide peripheral communication supply range from 1.65 to 5.5 V Quartz oscillator capable of operating with 27.12 MHz crystal with fast startup