HF or UHF RFID Transponder recommendation

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HF or UHF RFID Transponder recommendation

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hyhaerong
Contributor I

Hello, im trying to find the RFID transponder in order to sense some analog signals

since i know that many researchers prefer NXP product because of fidelity,

really want that want to run my project with NXP products.

can you help me with finding the right model that im looking for?

 the thing im trying to find now is,

1. RFID transponder tag

2. Passive mode availability

3. Sensing interface

that is the all the features what im looking for now.

if it is possible, 900MHz frequency range might be better to use.

pic4.png

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fangfang
NXP TechSupport
NXP TechSupport

Hello,

This one has the I2C interface.https://www.nxp.com/products/identification-security/rfid/nfc-hf/ntag/nfc-tags-for-electronics/ntag-...
And both have PWM; GPIO; I2C. https://www.nxp.com/products/rfid-nfc/nfc-hf/nfc-tags-for-electronics/ntag-5-link-nfc-forum-complian...
https://www.nxp.com/products/rfid-nfc/nfc-hf/nfc-tags-for-electronics/ntag-5-boost-nfc-forum-complia...
But the above products can't match with 900MHz frequency.
Hope it help you. Have a nice day

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hyhaerong
Contributor I

Really appreciate the swift response.

i totally understand that, without electrical power for the rfid transponder circuit, it is tough to achieve our goal.

 

so then, one question I have with is, when reader makes incident electromagnetic field, in order to communicate with RFID transponder,

is it possible to active (make enough power to turn on the) IC chip in the transponder by making an rectifier or something like that (pic #1)?

 

picture 1picture 1

or should we have to consider another way to solve the power consumption problem (for example battery).

 

So far, I thought the only thing I had to consider was, design of the antenna, and choosing the RFID transponder IC chip (pic #2). but seems apparently not.
Would you mind if I ask you to give me a little help to verify that your products are suitable for our purpose or not?

picture 2picture 2

 

i mean does incident field from a reader can activate the IC chip? or should i have to consider about the power consumption for the RFID transponder side as well?

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