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MB90478

Manufacturer: FUJITSU

16-Bit Proprietary Microcontroller

Partnumber Manufacturer Quantity Availability
MB90478 FUJITSU 802 In Stock

Description and Introduction

16-Bit Proprietary Microcontroller The MB90478 is a microcontroller from Fujitsu (now part of Spansion). Below are the factual specifications, descriptions, and features of the MB90478:

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

### **Specifications:**  
- **Architecture:** 16-bit  
- **CPU Core:** FR Family (F²MC-16LX)  
- **Clock Speed:** Up to 20 MHz  
- **Operating Voltage:** 3.0V to 5.5V  
- **Flash Memory:** 128 KB  
- **RAM:** 6 KB  
- **Timers:** Multiple timers including 16-bit reload timer, watchdog timer, and real-time clock  
- **Serial Interfaces:** UART, I²C, and LIN interfaces  
- **ADC:** 10-bit ADC with multiple channels  
- **PWM:** 8-bit PWM channels  
- **I/O Ports:** Multiple general-purpose I/O pins  
- **Package:** LQFP (Low-profile Quad Flat Package)  

### **Descriptions:**  
The MB90478 is a 16-bit microcontroller designed for embedded control applications. It features a high-performance FR core (F²MC-16LX) with integrated flash memory, RAM, and various peripherals for communication, timing, and analog signal processing.  

### **Features:**  
- **High-Speed Processing:** Efficient 16-bit CPU with up to 20 MHz operation.  
- **Low Power Consumption:** Supports multiple power-saving modes.  
- **Flexible Memory Options:** 128 KB flash for program storage and 6 KB RAM for data.  
- **Rich Peripheral Set:** Includes UART, I²C, LIN, ADC, PWM, and multiple timers.  
- **Wide Operating Voltage:** Supports 3.0V to 5.5V, making it suitable for various applications.  
- **Robust I/O Capabilities:** Multiple configurable I/O ports for interfacing with external devices.  

This information is based on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

16-Bit Proprietary Microcontroller

Alternative Part Number

  • MB90F478 --: Same MB90478 family with on-chip flash memory, pin-compatible and functionally equivalent for most applications.
  • MB90F462 --: Closely related Fujitsu F2MC-16LX 16-bit microcontroller with similar peripherals and package options.
  • MB90349 --: Alternative F2MC-16LX series MCU offering comparable core performance and I/O features for drop-in evaluation.
  • MB90478A --: Revised revision of the same MB90478 series MCU with identical core and peripherals, suitable as a drop-in replacement where the updated silicon revision is acceptable.
  • MB90548 --: Closely related Fujitsu 16-bit F2MC-16LX microcontroller with comparable core, memory and peripheral set, usable as an alternative with minor pinout verification.

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