Simple deployment and user convenience
NTAG21x offers specific features designed to improve integration and user convenience:

The fast read capability allows scanning the complete NDEF message with only one FAST_READ command, thus reducing the overhead in high throughput production environments
The improved RF performance allows for more flexibility in the choice of shape, dimension, and materials
The option for 75 μm IC thickness enables the manufacturing of ultrathin tags, for a more convenient integration in, e.g., magazines or gaming cards
Manufacturer programmed 7-byte UID for each device
Preprogrammed Capability container with one-time programmable bits
Field programmable read-only locking function
ECC-based originality signature
32-bit password protection to prevent unauthorized memory operations
NFC Forum Tag 2 Type compliance
NTAG21x IC provides full compliance to the NFC Forum Tag 2 Type technical specification and enables NDEF data structure configurations.

NTAG Datasheet Download