MB91F522BSCPMC1-GSE2

Product Overview

Category: Microcontroller
Use: Embedded systems, automotive applications
Characteristics: High-performance, low-power consumption
Package: LQFP-100
Essence: Advanced microcontroller for automotive applications
Packaging/Quantity: Tray packaging, 250 units per tray

Specifications

• Architecture: 16-bit CISC
• CPU Clock Speed: Up to 40 MHz
• Flash Memory: 512 KB
• RAM: 32 KB
• Operating Voltage: 2.7V - 5.5V
• I/O Ports: 82
• Communication Interfaces: CAN, LIN, UART, SPI, I2C
• Analog-to-Digital Converter (ADC): 10-bit, 8 channels
• Timers: 16-bit x 6, 8-bit x 8
• Watchdog Timer: Yes
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MB91F522BSCPMC1-GSE2 microcontroller has a total of 100 pins in the LQFP package. The pin configuration is as follows:

• Pins 1-4: VSS (Ground)
• Pins 5-8: VDD (Power Supply)
• Pins 9-12: XTAL (External Crystal Oscillator)
• Pins 13-16: RESET (Reset Input)
• Pins 17-20: P0[0:3] (General Purpose I/O)
• Pins 21-24: P0[4:7] (General Purpose I/O)
• Pins 25-28: P0[8:11] (General Purpose I/O)
• Pins 29-32: P0[12:15] (General Purpose I/O)
• Pins 33-36: P1[0:3] (General Purpose I/O)
• Pins 37-40: P1[4:7] (General Purpose I/O)
• Pins 41-44: P1[8:11] (General Purpose I/O)
• Pins 45-48: P1[12:15] (General Purpose I/O)
• Pins 49-52: P2[0:3] (General Purpose I/O)
• Pins 53-56: P2[4:7] (General Purpose I/O)
• Pins 57-60: P2[8:11] (General Purpose I/O)
• Pins 61-64: P2[12:15] (General Purpose I/O)
• Pins 65-68: P3[0:3] (General Purpose I/O)
• Pins 69-72: P3[4:7] (General Purpose I/O)
• Pins 73-76: P3[8:11] (General Purpose I/O)
• Pins 77-80: P3[12:15] (General Purpose I/O)
• Pins 81-84: P4[0:3] (General Purpose I/O)
• Pins 85-88: P4[4:7] (General Purpose I/O)
• Pins 89-92: P4[8:11] (General Purpose I/O)
• Pins 93-96: P4[12:15] (General Purpose I/O)
• Pins 97-100: VSS (Ground)

Functional Features

• High-performance microcontroller suitable for automotive applications
• Low-power consumption for energy-efficient operation
• Wide operating voltage range allows flexibility in power supply options
• Multiple communication interfaces (CAN, LIN, UART, SPI, I2C) for seamless integration with other devices
• Built-in analog-to-digital converter (ADC) for precise measurement and control
• Ample I/O ports for versatile connectivity options
• Extensive timer functionality for accurate timing operations
• Watchdog timer ensures system reliability by detecting and recovering from software failures

Advantages and Disadvantages

Advantages: - High-performance capabilities enable complex automotive applications - Low-power consumption extends battery life in automotive systems - Wide operating voltage range allows compatibility with various power sources - Multiple communication interfaces facilitate seamless integration with other devices - Built-in ADC simplifies analog signal processing - Abundant I/O ports provide flexibility in system design - Timer functionality enables precise timing operations - Watchdog timer enhances system reliability

Disadvantages: - Limited flash memory capacity may restrict the size of firmware or software that can be stored - Relatively small RAM size may limit the complexity of data processing tasks

Working Principles

The MB91F522BSCPMC1-GSE2 microcontroller operates based on a 16-bit CISC architecture. It executes instructions fetched from its flash memory, which