AS3953
AS3953 is 14443 High Speed Passive Tag Interface manufactured by austria microsystems.
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1 General Description
The AS3953 NFC interface IC (NFiC) delivers low cost, ultra low power NFC forum functionality to multiple different applications. The AS3953 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 (PCD) and a microcontroller. The AS3953 is Passively powered meaning that it can be supplied from the PCD magnetic field, eliminating the need of a continual external supply. This makes the AS3953 perfect for wireless munication to a lowpower battery powered device. The AS3953 is used with an...
