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MC33889BDWR2 from FREESCAL

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MC33889BDWR2

Manufacturer: FREESCAL, FREESCALE

System Basis Chip with Low Speed Fault Tolerant CAN Interface

Partnumber Manufacturer Quantity Availability
MC33889BDWR2 FREESCAL, FREESCALE 852 In Stock

Description and Introduction

System Basis Chip with Low Speed Fault Tolerant CAN Interface The **MC33889BDWR2** is a power system basis chip manufactured by **Freescale Semiconductor** (now part of NXP Semiconductors). Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Manufacturer:** Freescale Semiconductor (NXP)  
- **Package:** SOIC-20 Wide  
- **Operating Voltage Range:** 5.5V to 27V  
- **Operating Temperature Range:** -40°C to +125°C  
- **Output Current:** Up to 1A (for high-side drivers)  
- **Communication Interface:** SPI (Serial Peripheral Interface)  
- **Protection Features:** Overvoltage, undervoltage, overcurrent, and thermal shutdown  

### **Descriptions:**
- The **MC33889BDWR2** is a highly integrated power management IC designed for automotive and industrial applications.  
- It combines multiple functions, including voltage regulation, high-side drivers, and diagnostic features.  
- It is commonly used in **body control modules (BCM), lighting systems, and motor control applications**.  

### **Features:**
1. **Integrated Voltage Regulators:**  
   - Provides a 5V regulator for microcontroller supply.  
2. **High-Side Drivers:**  
   - Four protected high-side drivers with current sensing.  
3. **SPI Communication:**  
   - Allows configuration and diagnostics via a microcontroller.  
4. **Fault Detection & Diagnostics:**  
   - Includes overcurrent, overtemperature, and short-circuit protection.  
5. **Low Power Modes:**  
   - Supports standby and sleep modes for reduced power consumption.  
6. **Automotive-Grade Reliability:**  
   - Compliant with AEC-Q100 standards for harsh environments.  

This chip is widely used in **automotive electronics** due to its robustness and integrated protection features.  

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Application Scenarios & Design Considerations

System Basis Chip with Low Speed Fault Tolerant CAN Interface

Alternative Part Number

  • TLE8264E --: System basis chip with integrated CAN transceiver and voltage regulator, functionally comparable to the MC33889 system basis chip family.
  • AS8510 --: Automotive system basis chip offering CAN/LIN transceiver and power supply functions, suitable as a functional replacement in similar applications.
  • ATA6625 --: LIN/CAN system basis chip with integrated regulator and watchdog, providing similar system-level functionality for automotive networks.
  • ATA6624C --: LIN/CAN system basis chip with integrated regulator and watchdog, offering similar system-basis functionality for automotive body applications.
  • UJA1075ATW --: System basis chip combining CAN/LIN transceivers with power management, suitable as an alternative for MC33889-type SBC designs.

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