MC9S12XD256CAL

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

• Architecture: 16-bit HCS12X core
• Flash Memory: 256 KB
• RAM: 12 KB
• Operating Voltage: 2.35V to 5.5V
• Clock Speed: Up to 40 MHz
• Peripherals: Multiple timers, analog-to-digital converters, serial communication interfaces, etc.
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MC9S12XD256CAL 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: Port P (GPIO)

Functional Features

• Enhanced Peripherals: The MC9S12XD256CAL microcontroller offers a wide range of integrated peripherals, including timers, analog-to-digital converters, serial communication interfaces, and more. These peripherals enhance the functionality and flexibility of the microcontroller for various automotive applications.
• High Performance: With its 16-bit HCS12X core and clock speed of up to 40 MHz, the MC9S12XD256CAL delivers high performance, enabling efficient execution of complex tasks in real-time.
• Low Power Consumption: The microcontroller is designed to operate at low power, making it suitable for battery-powered applications or systems with strict power requirements.
• Robust Temperature Range: The MC9S12XD256CAL can withstand a wide operating temperature range from -40°C to +125°C, ensuring reliable operation even in harsh automotive environments.

Advantages and Disadvantages

Advantages: - High-performance architecture - Integrated peripherals reduce external component count - Low power consumption - Wide operating temperature range

Disadvantages: - Limited memory capacity compared to some other microcontrollers in the market - Higher cost compared to entry-level microcontrollers

Working Principles

The MC9S12XD256CAL microcontroller operates based on the 16-bit HCS12X core architecture. It executes instructions stored in its flash memory and utilizes its integrated peripherals to interact with external devices. The microcontroller communicates with the outside world through various communication interfaces, such as UART, SPI, and I2C. It processes data, controls external components, and performs calculations according to the program instructions.

Detailed Application Field Plans

The MC9S12XD256CAL microcontroller finds extensive use in automotive applications, including but not limited to:

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

Its high-performance capabilities, integrated peripherals, and robust temperature range make it suitable for demanding automotive environments.

Detailed and Complete Alternative Models

1. MC9S12XDT256CAL: Similar to MC9S12XD256CAL but with additional EEPROM memory.
2. MC9S12XE256CAL: A higher-end variant with increased flash memory capacity and additional features.
3. MC9S12XD128CAL: A lower-cost alternative with reduced flash memory capacity but similar functionality.

These alternative models provide options based on specific project requirements, budget constraints, and desired features.

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