Browse over 10,000 Electronics Projects using the Page Numbering provided at the bottom of each Page.

Contactless transit card teardown

Contactless transit card teardown

A RFID transit pass teardown from Electronupdate:

Here is the die photo: super tiny. I bet they get thousands of dice off of each wafer. Looks like it’s a protocol called MIFARE. Vendor of the chips is NXP. I think it’s their ultra light family
The amazing bit is that a card is printed with conductive ink, a semiconductor added (with a transistor count in the tens of thousands), a vendor-specific ID placed on the outside with another layer of paper, spooled in to giant rolls, vended for a single trip and then thrown away…..



Advertisement


More details at Electronupdate blog.

Check out the video after the break. 

 




Top