ON Semiconductor MC33560DW - Smart Card Interface

The ON Semiconductor MC33560DW is a sophisticated interface chip designed to facilitate communication between smart cards and microprocessors. This integrated circuit is tailored to meet the stringent requirements of ISO 7816, GSM 11.11, and other relevant smart card interface standards. The MC33560DW is a key component for applications such as mobile phones, banking systems, security systems, and various other smart card-related applications.

Encased in a compact SOIC-28 wide body package, the MC33560DW is engineered to provide a reliable and efficient connection between smart cards and host devices. Its design is centered on ensuring secure data exchange, low power consumption, and high integration to minimize external component requirements and simplify design efforts for system engineers.

Key features of the MC33560DW include:

• Supply voltage range from 2.7V to 6V, accommodating a variety of operating conditions and system requirements.
• Adjustable smart card supply voltage (VCC), which can be programmed to 3V or 5V to match the needs of different smart card technologies.
• Protection mechanisms such as short-circuit and thermal protection, enhancing the reliability and durability of the interface.
• Low power consumption, with a power-saving standby state, making it ideal for portable and battery-powered devices.
• Serial Interface Engine (SIE) that handles the ISO 7816-3 protocol, reducing the software overhead on the host microprocessor.
• Eight programmable I/O ports for flexibility in handling various smart card signals.

The MC33560DW also supports a wide range of communication speeds, which can be easily configured to match the communication requirements of different cards and systems. The integrated voltage regulator and level shifters allow for direct interfacing with microprocessors without the need for additional external components, streamlining the design process.

Overall, the ON Semiconductor MC33560DW is a highly integrated and feature-rich smart card interface solution that offers robust performance, security, and ease of use for developers looking to incorporate smart card technology into their products.