TDA8002C Overview
APPLICATIONS IC card readers for: GSM applications Banking Electronic payment Identification Pay TV Road tolling. GENERAL DESCRIPTION TDA8002C The TDA8002C is a plete low-power analog interface for asynchronous and synchronous cards.
TDA8002C Key Features
- Single supply voltage interface (3.3 or 5 V environment)
- Low-power sleep mode
- Three specific protected half-duplex bidirectional buffered I/O lines
- VCC regulation 5 V ±5% or 3 V ±5%, ICC < 55 mA for VDD = 3.0 to 6.5 V, with controlled rise and fall times
- Thermal and short-circuit protections with current limitations
- Automatic ISO 7816 activation and deactivation sequences
- Enhanced ESD protections on card side (>6 kV)
- Clock generation for the card up to 12 MHz with synchronous frequency changes
- Clock generation up to 20 MHz (external clock)
- Synchronous and asynchronous cards (memory and smart cards)