MCZ33903D5EK

Specialized Overview

The MCZ33903D5EK is a System Basis Chip (SBC) from NXP Semiconductors, designed as an advanced power management unit for microcontrollers. It integrates an enhanced high-speed CAN interface compliant with ISO11898-2 and -5 standards, supporting baud rates from 40 kb/s to 1.0 Mb/s. The device features a main MCU regulator outputting 5.0 V and includes multiple wake-up input pins configurable as output drivers. It operates within a supply voltage range of 5.5 V to 28 V, with a maximum input voltage of 28 V and a minimum operating voltage of 5.5 V. The component provides up to 150 mA output current and maintains functionality across an extended temperature range from -40 °C to +125 °C.

Specialized Feature Summary

• Integrates an enhanced high-speed CAN physical interface with local and bus failure diagnostics and fail-safe operation modes.
• Provides a fully protected embedded 5.0 V regulator specifically dedicated to the CAN driver circuitry.
• Supports extremely low quiescent current consumption in Low-power modes with multiple wake-up sources including CAN/LIN bus, I/O transitions, and SPI messages.
• Includes advanced diagnostic and monitoring capabilities for SPI, MCU, ECU power supplies, and critical pins.

Specialized Applications

• Aircraft and marine systems
• Automotive and robotic systems
• Industrial actuator controls

Specialized Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to confirm package type and pin configuration. Ensure compatibility with system requirements regarding the exposed pad thermal connection and moisture sensitivity levels before finalizing procurement decisions.

Specialized Selection Notes

Select this component when a combined power management and communication solution is required for automotive or industrial applications. Verify that the integrated CAN interface meets the necessary baud rate specifications and that the available I/O pins align with the system's diagnostic and control needs.

Specialized Part Context

This part belongs to the MC33903/4/5 family of System Basis Chips, representing the second generation of SBC technology. The 'D' version indicates a dual LIN interface capability, while the '5EK' suffix specifies the 5.0 V output voltage and SOIC-32 package. This family offers pin compatibility across different variants to simplify module design.

Specialized Replacement Considerations

Direct substitutes within the same family include MCZ33903CD5EK and MCZ33903DD5EK. Verify functional equivalence regarding LIN interface availability and regulator configurations before substitution.

Specialized FAQ

What is the maximum operating temperature for the MCZ33903D5EK?

The maximum operating temperature is +125 °C.

Does the MCZ33903D5EK support LIN interfaces?

Yes, the 'D' variant supports dual LIN 2.1 interfaces.

What is the input voltage range for this device?

The device operates with an input voltage range of 5.5 V to 28 V.