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MB91F155

32-bit Proprietary Microcontrollers

Partnumber Manufacturer Quantity Availability
MB91F155 4 In Stock

Description and Introduction

32-bit Proprietary Microcontrollers The **MB91F155** is a microcontroller from Fujitsu (now part of Spansion). Below are its key specifications, descriptions, and features based on available information:  

### **Manufacturer:**  
- Fujitsu (now part of Spansion)  

### **Specifications:**  
- **Core:** FR Family (16-bit RISC CPU)  
- **Operating Frequency:** Up to 20 MHz  
- **Flash Memory:** 128 KB  
- **RAM:** 6 KB  
- **I/O Ports:** Multiple general-purpose I/O pins  
- **Timers:** Includes watchdog timer, real-time clock, and multiple 16-bit timers  
- **Communication Interfaces:**  
  - UART (Serial Interface)  
  - I²C  
  - CAN (Controller Area Network)  
- **ADC (Analog-to-Digital Converter):** 10-bit resolution  
- **Operating Voltage:** Typically 3.3V or 5V (exact range may vary)  
- **Package:** LQFP (Low-profile Quad Flat Package)  

### **Descriptions & Features:**  
- Designed for automotive and industrial applications requiring robust performance.  
- Low-power modes for energy efficiency.  
- Built-in CAN controller for automotive communication.  
- Supports in-circuit programming (ISP) for firmware updates.  
- Includes hardware-based safety features like a watchdog timer.  

For exact details, refer to the official **MB91F155 datasheet** from Spansion/Fujitsu.

Application Scenarios & Design Considerations

32-bit Proprietary Microcontrollers

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