company blog about ST25R3920B-AQWT ST25R3920 Automotive High Performance NFC Reader VFQFN32

ST25R3920B-AQWT ST25R3920 Automotive High Performance NFC Reader VFQFN32

Product Description Of ST25R3920B-AQWT

ST25R3920B-AQWT is an automotive grade high performance NFC universal device supporting NFC initiator, NFC target, NFC reader and NFC card emulation modes.
ST25R3920B-AQWT features high RF power with dynamic power output to directly drive antennas at high efficiency, achieving large interaction distance even with small antenna sizes common in door handles.
ST25R3920B-AQWT is designed to operate from a wide power supply 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), and a wide peripheral IO voltage range (from 1.65 to 5.5 V).

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Specification Of ST25R3920B-AQWT ​

Features Of ST25R3920B-AQWT ​

• Reader/writer
• Card emulation
• Active and passive peer to peer
• 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
• External communication interfaces
• 512-byte FIFO
• Serial peripheral interface (SPI) up to 5 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

FAQ
Q. Are your products original?
A: Yes, all products are original, new original import is our purpose.
Q:Which Certificates do you have?
A:We are ISO 9001:2015 Certified Company and member of ERAI.
Q:Can you support small quantity order or sample?Is the sample free?
A:Yes,we support sample order and small order.Sample cost is different according to your order or project.
Q:How to ship my order? Is it safe?
A:We use express to ship,such as DHL,Fedex,UPS,TNT,EMS.We can also use your suggested forwarder.Products will be in good packing and ensure the safety and we are responsible to product damage to your order.
Q:What about the lead time?
A:We can ship stock parts within 5 working days.If without stock,we will confirm lead time for you based on your order quantity.