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Home / Products  /  RF/IF and RFID  /  RFID, RF Access, Monitoring ICs  /  ST25R3911B-AQFT
ST25R3911B-AQFT-5120569.jpg0.0000000000 ST25R3911B-AQFT-5120569.jpg 83428
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STMicroelectronics ST25R3911B-AQFT

   
Manufacturer Part Number : ST25R3911B-AQFT
Manufacturer : STMicroelectronics
Description : IC RFID NFC/HF READER 32QFN
Package : 32QFN
Datasheet : ST25R3911B-AQFT.PDF ST25R3911B-AQFT PDF
EDA / CAD Models : ST25R3911B-AQFT by SnapEDA
Base Product Number : ST25
Stock Condition :In Stock 83428, New Original
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STMicroelectronics ST25R3911B-AQFT

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The ST25R3911B-AQFT from STMicroelectronics is a highly integrated RFID and NFC reader IC designed for 13.56 MHz contactless communication applications. It supports multiple standards including ISO 14443, ISO 15693, NFC, and FeliCa, offering excellent flexibility for a wide range of systems. With advanced features such as automatic antenna tuning, dynamic power output, and high data rates up to 6.8 Mbit/s, it ensures efficient and reliable communication performance. Its wide operating voltage range and robust design make it suitable for demanding environments.

STMicroelectronics ST25R3911B-AQFT RF IC

This device is commonly used in access control, payment terminals, ticketing systems, and industrial identification applications. It also includes capacitive sensing for low-power wake-up and supports multiple communication modes, simplifying system design and improving responsiveness. Packaged in a compact 32-VFQFN form, it is ideal for space-constrained designs. 

STMicroelectronics ST25R3911B-AQFT original reel label

Nantian Electronics, as a professional STMicroelectronics distributor, keeps ST25R3911B-AQFT in stock and provides datasheets and technical support, welcoming inquiries for competitive pricing and orders.

TypeDescription
CategoryRF/IF and RFID RFID, RF Access, Monitoring ICs
ManufacturerSTMicroelectronics
SeriesST25R
PackagingTape & Reel (TR)
Part StatusActive
TypeRFID Reader
Frequency13.56MHz
StandardsISO 14443, NFC
InterfaceSPI
Voltage - Supply2.4V ~ 5.5V
Operating Temperature-40°C ~ 125°C
Mounting TypeSurface Mount
Package / Case32-VFQFN Exposed Pad
Supplier Device Package32-QFN (5x5)
Base Product NumberST25


What are its key features?

13.56MHz RFID/NFC reader, supports ISO14443/15693/FeliCa, high data rates, automatic antenna tuning, dynamic power output, SPI interface, and wide voltage range (2.4V–5.5V).

What is it used for?

Used in contactless payment, access control, ticketing systems, NFC communication, and industrial identification.

Are there alternative parts?

Yes, alternatives include ST25R3916 from STMicroelectronics, as well as similar NFC reader ICs from NXP (PN series) and Texas Instruments (TRF series).

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Warranty, Returns, and Additional Information

QA & Return Policy

Parts Quality Guarantee: 365 days

Returns for refund: within 90 days

Returns for Exchange: within 90 days

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Shipping:Fedex ,UPS, DHL,TNT, SF.

Parts Packaging Guarantee:100% ESD anti-static protection, combined with high toughness and superior impact absorption.

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How we verify ST25R3911B-AQFT authenticity?

At NTCHIP.com, we are committed to delivering the highest standards in electronic components. For critical RF/IF and RFID-RFID, RF Access, Monitoring ICs like the STMicroelectronics ST25R3911B-AQFT, we operate a professional Quality Control (QC) center to ensure every unit you receive is factory-grade in quality and reliability.

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