AS3953A - 14443 High Speed Passive Tag Interface
The AS3953A NFC interface IC (NFiC) delivers low cost, ultra low power NFC forum functionality to multiple different applications.
The AS3953A is a analog front-end with integrated 14443A data framing and SPI interface.
It is designed to create a fast data link between an ISO 14443A reader device (P
AS3953A Features
* ISO 14443A compliant to Level-4
* NFCIP-1 target at 106 kb/s
* 1k bit EEPROM (108 bytes of user memory)
* Configurable wake-up interrupt (after tag is selected or using proprietary command)
* Powered from external magnetic field with the possibility to draw up to 5mA
* 7 by