Linear Technology LTC1757-2EMS

The LTC1757-2EMS is a high-performance, standalone smart card interface IC from Linear Technology, designed to handle all the power, control, and protection requirements for ISO7816-3 smart card applications. This compact and efficient integrated circuit is housed in a space-saving 10-lead MSOP package, making it an ideal choice for portable electronic devices where space is at a premium.

Key Features:

• Integrated Features: The LTC1757-2EMS comes with a built-in 1.8V, 3V, and 5V regulated power supply, programmable current limit, and card activation timers, significantly simplifying the design of smart card systems.
• Protection Mechanisms: Advanced protection features include short-circuit and thermal protection, guaranteeing the safety and longevity of both the smart card and the interface device.
• Low Power Operation: With a low supply current in both active and shutdown modes, this IC is optimized for battery-powered applications, ensuring minimal power consumption and longer battery life.
• Flexible Communication: The LTC1757-2EMS supports both 3V and 5V smart cards, providing the flexibility needed to handle various cards and standards.
• EMI Reduction: The device includes a slew rate limited clock driver to minimize electromagnetic interference, a critical feature for maintaining signal integrity in sensitive applications.

Applications:

• Mobile Phones
• Personal Digital Assistants (PDAs)
• Smart Card Readers
• Banking Systems
• Security Systems

The LTC1757-2EMS is not just a power management solution; it is a comprehensive smart card interface system that provides a secure, reliable, and easy-to-use platform for smart card-based applications. With its robust feature set and Linear Technology's reputation for high-quality components, the LTC1757-2EMS stands out as a superior choice for designers looking to incorporate smart card technology into their products.