Datasheet Summary
Smartcard interface
General Features
- 3V or 5V supply for the IC
- Step-up converter for VCC generation
- 3 specific protected half duplex bi-directional buffered I/O lines
- Automatic activation and deactivation sequences
- Thermal and short-circuit protections on all card contacts
- 26MHz integrated crystal oscillator
- Clock generation for the card up to 20MHz with synchronous frequency changes
- ISO7816-3 patible
- Enhanced ESD protection on card side
- SO-28 package
- Under voltage lockout protection selectable to
3V or 2.2V
- Supply supervisor integrated
SO-28
Description
The ST8004 is a plete low cost analog interface for asynchronous 3V and 5V smart cards. It can...