MCZ33905CS5EK

Specialized Overview

The MCZ33905CS5EK is a System Basis Chip (SBC) from the second-generation MC33903/4/5 family, designed for automotive body and powertrain applications. It integrates an enhanced high-speed CAN interface compliant with ISO11898-2 and -5 standards, supporting data rates from 40 kB/s to 1.0 MB/s. The device features a single LIN 2.1/J2602-2 interface with configurable master terminal outputs. Key power management capabilities include a selectable MCU voltage regulator (VDD) providing either 5.0 V or 3.3 V output, with an internal current limit of 150 mA that can be extended to 300 mA using an optional external PNP ballast transistor. An auxiliary LDO (VAUX) provides additional regulated power. The chip operates within a supply voltage range of 5.5 V to 28 V, withstands up to 40 V load dump, and functions across a temperature range of -40 °C to 125 °C.

Specialized Feature Summary

• Integrated High-Speed CAN transceiver with local and bus failure diagnostics and fail-safe operation modes.
• Single LIN 2.1 interface with scalable I/O pins configurable as wake-up inputs or LIN master terminations.
• Scalable power architecture featuring a configurable MCU regulator and auxiliary LDO with over-current protection.
• Advanced low-power management with ultra-low quiescent current consumption in sleep modes.

Specialized Applications

• Automotive Body Controllers
• Gateway Modules
• Seat and Door Modules
• Lighting Control Modules
• HVAC Systems

Specialized Procurement Notes

Verify the specific ordering suffix against official NXP documentation to confirm pinout compatibility and package type. Ensure the selected variant matches the required VDD output voltage configuration. Confirm RoHS compliance status through the manufacturer's datasheet before finalizing procurement specifications.

Specialized Selection Notes

Select this component when a system requires integrated high-speed CAN and LIN communication alongside robust power management. Choose the 'C' version if the design necessitates a 5.0 V VDD output. Consider the 'B' versions for new designs to utilize improved oscillator performance and resolved slow ramp-up behaviors. Evaluate the need for external ballast transistors if the application exceeds the internal 150 mA regulator limit.

Specialized Part Context

This device belongs to the MC33903/4/5 family of System Basis Chips, which share pin compatibility to facilitate modular design. The MCZ33905 series specifically targets applications requiring dual LIN interfaces or single LIN with multiple wake-up sources. It serves as a companion chip for microcontrollers in safety-critical automotive environments, offering advanced diagnostic and monitoring features.

Specialized Replacement Considerations

Direct replacements within the same family include MCZ33905CD5EK/R2 and MCZ33905BD5EK/R2. Verify functional equivalence regarding LIN interface count and I/O wake-up configurations before substitution.