The MB91F355APMT-GE1 is a 32-bit microcontroller from Fujitsu's family of automotive microcontrollers. It's designed for embedded control applications requiring robust performance and a variety of peripherals. This microcontroller is built around an ARM Cortex-M4F core, integrating features for motor control, safety mechanisms, and connectivity to various in-vehicle networks.

Applications

• Automotive engine control units (ECUs)
• Transmission control systems
• Body control modules (BCMs)
• Advanced driver-assistance systems (ADAS)
• Industrial motor control

Features

• ARM Cortex-M4F core with floating-point unit (FPU)
• Up to 256KB Flash memory and 32KB SRAM
• Multiple timers and PWM channels for motor control
• Analog-to-digital converters (ADCs) with high resolution
• Communication interfaces: CAN, LIN, UART, SPI, I2C
• Safety features: Watchdog timer, clock monitoring, memory protection
• Operating voltage range: 3.0V to 5.5V
• Operating temperature range: -40°C to +125°C

Benefits

• High performance for complex control algorithms
• Integrated peripherals reduce external component count
• Robust safety features ensure reliable operation in automotive environments
• Flexible communication interfaces for seamless integration into vehicle networks
• Wide operating temperature range for harsh automotive conditions
• Reduced development time with comprehensive development tools and support

The MB91F355APMT-GE1 utilizes a high-performance ARM Cortex-M4F core, offering a good balance between processing power and energy efficiency. Its integrated peripherals, such as timers, ADCs, and communication interfaces, simplify system design and reduce the need for external components. The microcontroller also incorporates several safety features to ensure reliable operation in automotive applications. The built-in flash memory provides ample space for storing application code and data, while the SRAM offers fast access for real-time processing. The device is typically packaged in a LQFP package.