UTDA8024 Datasheet (Unisonic Technologies)

UTDA8024, IC CARD INTERFACE

The UTC UTDA8024 is analog interface IC for 3V or 5V smart cards.

It is placed between the card and the microcontroller to perform communication, control function, all supply and protection functions.

It requires very few external components for application.

It can be applied in many fields, such as

UTDA8024 Features

* Three specifically protected half-duplex bidirectional buffered I/O lines to card contacts C4, C7 and C8

* Automatic activation and deactivation sequences; initiated by software or by hardware in the event of a short-circuit, card take-off, overheating, VDD or VDDP drop-out

* 26MHz int