AT83C24B Description
The AT83C24 is a smart card reader interface IC for smart card reader/writer applications such as EFT/POS terminals and set top boxes. It enables the management of any type of smart card from any kind of host. Up to 8 AT83C24 can be connected in parallel using the programmable TWI address.
AT83C24B Key Features
- Smart Card Interface
- pliance with ISO 7816, EMV2000, GIE-CB, GSM and WHQL Standards Card Clock Stop High or Low for Card Power-down Modes Sup
- Direct Connection to the Smart Card Logic Level Shifters Short Circuit Current Limitation (see electrical characteristic
- Low Ripple Noise: < 200 mV Versatile Host Interface
- ICAM (Conditional Access) patible
- Two Wire Interface (TWI) Link Programmable Address Allow up to 8 Devices
- Programmable Interrupt Output
- Automatic Level Shifter (1.6V to VCC) Reset Output Includes
- Power-On Reset (POR)
- Power-Fail Detector (PFD) High-efficiency Step-up Converter: 80 to 98% Efficiency Extended Voltage Operation: 3V to 5.5V