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MCZ33972AEWR2 from FREESCALE

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MCZ33972AEWR2

Manufacturer: FREESCALE, Freescal

Multiple Switch Detection Interface with Suppressed Wake-Up

Partnumber Manufacturer Quantity Availability
MCZ33972AEWR2 FREESCALE, Freescal 1492 In Stock

Description and Introduction

Multiple Switch Detection Interface with Suppressed Wake-Up # **MCZ33972AEWR2: A High-Performance System Basis Chip for Automotive Applications**  

The **MCZ33972AEWR2** is a highly integrated **System Basis Chip (SBC)** designed to meet the demanding requirements of automotive electronic control units (ECUs). Combining robust power management, communication interfaces, and diagnostic capabilities, this component is ideal for safety-critical and high-reliability applications in modern vehicles.  

## **Key Features & Benefits**  

- **Dual-Core Power Supply:** The MCZ33972AEWR2 integrates two voltage regulators, providing stable power to microcontrollers and peripheral circuits, ensuring reliable operation in harsh automotive environments.  
- **High-Speed CAN FD Support:** Featuring a **CAN Flexible Data Rate (FD)** transceiver, this SBC enables faster and more efficient data communication, essential for advanced driver-assistance systems (ADAS) and vehicle networking.  
- **Enhanced Safety & Diagnostics:** Built-in fail-safe mechanisms, including undervoltage detection, thermal shutdown, and watchdog timers, enhance system reliability while simplifying compliance with automotive safety standards.  
- **Low-Power Modes:** Multiple power-saving modes optimize energy efficiency, making it suitable for battery-operated and start-stop systems.  
- **Robust ESD & EMI Protection:** Designed to withstand high electromagnetic interference (EMI) and electrostatic discharge (ESD), ensuring stable performance in challenging conditions.  

## **Applications**  

The **MCZ33972AEWR2** is widely used in automotive systems such as:  
- **Body Control Modules (BCM)**  
- **Gateway & Networking ECUs**  
- **ADAS & Sensor Interfaces**  
- **Powertrain & Chassis Control Systems**  

With its advanced integration and automotive-grade reliability, the MCZ33972AEWR2 simplifies system design while reducing component count, making it an excellent choice for next-generation vehicle electronics.  

For engineers seeking a high-performance SBC solution, the **MCZ33972AEWR2** delivers the power, communication, and safety features needed for modern automotive applications.

Application Scenarios & Design Considerations

Multiple Switch Detection Interface with Suppressed Wake-Up

Alternative Part Number

  • TLE75008EMDXUMA1 --: Multiple low-side/high-side switch device with SPI control and similar multi-channel output function, suitable as a functional substitute in switch-monitoring applications.
  • NCV33072ADWR2G --: Same 33972-style multiple switch interface function from the former Freescale product line now supported by ON Semiconductor, with compatible SPI interface and package.
  • MC33972AEW --: NXP continues the Freescale multiple switch detection interface family; this base part offers the same core function and is a direct functional equivalent.
  • TLE75008-ESD --: Multiple low-side/high-side switch driver with SPI control, functionally similar to the MCZ33972AEWR2 multiple switch detection interface, in a comparable power package.
  • MC33972ATEW --: Same multiple switch detection interface family from NXP (formerly Freescale) with equivalent function and pinout, suitable as a direct functional replacement.
  • TLE75008-EMD --: Alternate package variant of the Infineon multiple switch driver offering similar SPI-controlled switch detection capability for automotive applications.

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