MC9S12XD256MAA

Product Overview

• Category: Microcontroller
• Use: Embedded systems, automotive applications
• Characteristics: High-performance, low-power consumption, integrated peripherals
• Package: 112-pin LQFP (Low Profile Quad Flat Package)
• Essence: Advanced microcontroller with enhanced features for automotive applications
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on customer requirements

Specifications

• Processor: 16-bit HCS12X core
• Clock Speed: Up to 25 MHz
• Flash Memory: 256 KB
• RAM: 12 KB
• EEPROM: 4 KB
• Operating Voltage: 2.35V to 5.5V
• Operating Temperature: -40°C to +125°C
• Integrated Peripherals: CAN, SCI, SPI, PWM, ADC, I2C, etc.
• Package Dimensions: 20mm x 20mm

Detailed Pin Configuration

The MC9S12XD256MAA microcontroller has a total of 112 pins. The pin configuration is as follows:

• Pins 1-8: Port A (GPIO)
• Pins 9-16: Port B (GPIO)
• Pins 17-24: Port C (GPIO)
• Pins 25-32: Port D (GPIO)
• Pins 33-40: Port E (GPIO)
• Pins 41-48: Port F (GPIO)
• Pins 49-56: Port G (GPIO)
• Pins 57-64: Port H (GPIO)
• Pins 65-72: Port J (GPIO)
• Pins 73-80: Port K (GPIO)
• Pins 81-88: Port L (GPIO)
• Pins 89-96: Port M (GPIO)
• Pins 97-104: Port N (GPIO)
• Pins 105-112: Miscellaneous pins (RESET, IRQ, etc.)

Functional Features

• High Performance: The MC9S12XD256MAA microcontroller is built on a 16-bit HCS12X core, providing high processing power for demanding applications.
• Low Power Consumption: The microcontroller is designed to operate efficiently with low power consumption, making it suitable for battery-powered devices.
• Integrated Peripherals: It offers a wide range of integrated peripherals such as CAN, SCI, SPI, PWM, ADC, I2C, etc., enabling seamless connectivity and control in automotive systems.
• Enhanced Security: The microcontroller incorporates security features like memory protection units and secure boot options, ensuring the integrity and confidentiality of data.
• Flexible Packaging: The 112-pin LQFP package allows for easy integration into various PCB designs.

Advantages and Disadvantages

Advantages: - High-performance processing capabilities - Low power consumption for energy-efficient operation - Wide range of integrated peripherals for enhanced functionality - Enhanced security features for data protection - Flexible packaging options for easy integration

Disadvantages: - Limited availability of alternative models with similar specifications - Higher cost compared to lower-end microcontrollers

Working Principles

The MC9S12XD256MAA microcontroller operates based on the principles of digital logic and embedded systems. It executes instructions stored in its flash memory, processes data, and controls connected peripherals to perform specific tasks. The processor communicates with external devices through various communication interfaces, such as CAN, SCI, SPI, etc. It interacts with the surrounding environment, making it suitable for automotive applications.

Detailed Application Field Plans

The MC9S12XD256MAA microcontroller finds extensive application in the automotive industry, including:

1. Engine Control Units (ECUs)
2. Body Control Modules (BCMs)
3. Anti-lock Braking Systems (ABS)
4. Airbag Control Units (ACUs)
5. Infotainment Systems
6. Climate Control Systems
7. Lighting Control Systems

Its high-performance capabilities, integrated peripherals, and enhanced security features make it an ideal choice for automotive applications that require reliable and efficient control.

Detailed and Complete Alternative Models

While the MC9S12XD256MAA microcontroller offers advanced features and specifications, alternative models with similar capabilities include:

1. MC9S12XDT256CAA
2. MC9S12XDP512CAA
3. MC9S12XEP100CAA
4. MC9S12XEQ384CAA

These alternative models provide varying memory sizes, pin configurations, and additional features to cater to different application requirements.

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