Overview
The MCZ33904C5EKR2 is a System Basis Chip (SBC) from NXP USA Inc., part of the second-generation family of SBCs. This device is designed to serve as an advanced power management unit for microcontrollers (MCUs) and integrates various features to enhance module designs. It incorporates high-speed CAN and LIN interfaces, making it suitable for automotive and industrial applications. The chip is built using SMARTMOS technology and offers multiple low-power modes, ensuring very low current consumption. It also includes advanced fail-safe state machine and protection mechanisms, enhancing reliability and safety in critical systems.
Key Specifications
| Parameter | Description |
|---|---|
| Package | 32-pin SOIC exposed pad (SOT1746-3) |
| Operating Temperature | -40°C to 125°C |
| VDD Output Voltage | 5.0 V (selectable) |
| LIN Interface(s) | Up to two LIN 2.1 interfaces |
| Wake-up Input Pins | Up to four wake-up input pins (configurable as output drivers) |
| CAN Interface | High-speed CAN interface (ISO11898-2 and -5) with diagnostics and protection |
| Voltage Regulator | Embedded 5.0 V regulator for CAN driver; auxiliary 5.0 or 3.3 V SPI configurable regulator |
| Protection Features | Voltage, current, and temperature protection; undervoltage detections; overcurrent detection |
| Low-Power Modes | Multiple low-power modes with very low current consumption |
Key Features
- Advanced Power Management: Voltage regulator for MCU with options for 5.0 V or 3.3 V output, and the possibility to use an external PNP to extend current capability and share power dissipation.
- Integrated Interfaces: High-speed CAN interface (ISO11898-2 and -5) with local and bus failure diagnostics, protection, and fail-safe operation modes. Up to two LIN 2.1 interfaces with LIN output pin switches.
- Protection and Monitoring: Voltage, current, and temperature protection; multiple undervoltage detections; overcurrent detection; and advanced SPI, MCU, ECU power supply, and critical pins diagnostics and monitoring.
- Low-Power Modes: Multiple low-power modes with very low current consumption, ensuring energy efficiency.
- Wake-Up Sources: Multiple wake-up sources in low-power modes, including CAN or LIN bus, I/O transition, automatic timer, SPI message, and VDD overcurrent detection.
- Fail-Safe State Machine: Advanced fail-safe state machine and concept solution to ensure system reliability and safety.
Applications
The MCZ33904C5EKR2 is primarily used in automotive and industrial applications where robust power management and communication interfaces are critical. It is suitable for:
- Automotive control units (e.g., engine control, transmission control, body control modules)
- Industrial control systems (e.g., robotics, automation, industrial PCs)
- Embedded systems requiring high reliability and low power consumption
Q & A
- What is the primary function of the MCZ33904C5EKR2?
The MCZ33904C5EKR2 serves as an advanced power management unit for microcontrollers (MCUs) and integrates various features such as high-speed CAN and LIN interfaces.
- What are the operating temperature ranges for the MCZ33904C5EKR2?
The operating temperature range is -40°C to 125°C.
- What types of interfaces does the MCZ33904C5EKR2 support?
The device supports high-speed CAN (ISO11898-2 and -5) and up to two LIN 2.1 interfaces.
- What are the key protection features of the MCZ33904C5EKR2?
The device includes voltage, current, and temperature protection, as well as multiple undervoltage detections and overcurrent detection.
- How many wake-up input pins does the MCZ33904C5EKR2 have?
The device has up to four wake-up input pins that can also be configured as output drivers.
- What is the purpose of the SMARTMOS technology used in the MCZ33904C5EKR2?
The SMARTMOS technology enables the device to operate in multiple low-power modes with very low current consumption.
- Can the MCZ33904C5EKR2 be used in automotive applications?
- What is the package type of the MCZ33904C5EKR2?
The device is packaged in a 32-pin SOIC exposed pad (SOT1746-3).
- Does the MCZ33904C5EKR2 have fail-safe operation modes?
- How can the voltage regulator be configured in the MCZ33904C5EKR2?
The voltage regulator can be configured for 5.0 V or 3.3 V output, and an external PNP can be used to extend current capability and share power dissipation.
