The MCZ33904B5EK from NXP Semiconductors is a high-performance System Basis Chip (SBC) designed to support the power supply and communication needs of automotive electronic control units (ECUs). It is a part of the 33904 series, which is engineered to provide a reliable interface between the car's microcontrollers and its peripherals.

Key Features

• Integrated CAN Interface: The device includes a high-speed CAN transceiver that complies with the ISO11898-2 standard, enabling robust communication in automotive networks.
• Multiple Voltage Regulators: It features an enhanced voltage regulator system, including a 5V/50mA regulator and a tracking regulator for providing power to microcontrollers and sensors.
• Low Standby Current: The SBC is optimized for low power consumption, with a standby current as low as 10µA, which is critical for reducing battery drain when the vehicle is not in operation.
• Fail-Safe Operation: Built-in fail-safe features such as under-voltage detection, over-temperature protection, and a watchdog timer ensure reliable operation under various conditions.
• Flexible Wake-Up Options: The MCZ33904B5EK supports multiple wake-up sources, including CAN messages and local wake-up inputs, facilitating the design of systems that require remote activation.

Applications

The chip is ideally suited for a wide range of automotive applications, including body control modules, gateways, power steering, airbags, and other safety-critical systems. Its robust design makes it an excellent choice for environments where reliability and performance are paramount.

Package and Quality

The MCZ33904B5EK is offered in a compact 32-pin LQFP package, which allows for space-efficient designs in automotive ECUs. It is manufactured under stringent quality control standards and is AEC-Q100 qualified for automotive applications, ensuring high reliability and performance over a wide temperature range.

Development Support

NXP provides comprehensive development support for the MCZ33904B5EK, including evaluation boards, software tools, and detailed technical documentation to accelerate the design and deployment of automotive systems.