LTC1755 - Linear Technology

LTC1755 Smart Card Interface

U U FEATURES s Fully ISO 7816-3 and EMV Compliant (Including Auxiliary I/O Pins) s Buck-Boost Charge Pump Generates 3V or 5V s 2.7V to 6.0V Input Voltage Range (LTC1755) s Very Low Operating Current: 60µA s > 10kV ESD on All Smart Card Pins s Dynamic Pull-Ups Deliver Fast Signal Rise Times s Soft-Start Limits Inrush Current at Turn On s 3V ↔ 5V Signal Level.

Features

s Fully ISO 7816-3 and EMV Compliant (Including Auxiliary I/O Pins) s Buck-Boost Charge Pump Generates 3V or 5V s 2.7V to 6.0V Input Voltage Range (LTC1755) s Very Low Operating Current: 60µA s > 10kV ESD on All Smart Card Pins s Dynamic Pull-Ups Deliver Fast Signal Rise Times s Soft-Start Limits Inrush Current at Turn On s 3V ↔ 5V Signal Level Translators s Shutdown Current: < 1µA s Short-Circuit and Overtemperature Protected s Alarm Output Indicates Fault Condition s Multiple Devices May Be Paralleled for Multicard Applications (LTC1755) s Available in 16- and 24-Pin SSOP Packages U APPLICAT.