MC9S12E64CFUER

Product Overview

• Category: Microcontroller
• Use: Embedded systems, automotive applications
• Characteristics:
  • 16-bit microcontroller
  • High-performance computing capabilities
  • Low power consumption
  • Wide operating temperature range
• Package: Ceramic Quad Flat Pack (CQFP)
• Essence: Advanced microcontroller for automotive applications
• Packaging/Quantity: Available in reels of 250 units

Specifications

• Architecture: 16-bit HCS12
• CPU Speed: Up to 25 MHz
• Flash Memory: 64 KB
• RAM: 4 KB
• Operating Voltage: 2.35V to 5.5V
• Operating Temperature Range: -40°C to +125°C
• Number of I/O Pins: 52
• Communication Interfaces: CAN, SPI, SCI, I2C
• Timers: 8-channel 16-bit timers
• Analog-to-Digital Converter (ADC): 10-bit resolution, 8 channels

Detailed Pin Configuration

The MC9S12E64CFUER microcontroller has a total of 112 pins. The pin configuration is as follows:

• Port A (PA0-PA7)
• Port B (PB0-PB7)
• Port C (PC0-PC7)
• Port D (PD0-PD7)
• Port E (PE0-PE7)
• Port F (PF0-PF7)
• Port G (PG0-PG7)
• Port H (PH0-PH7)
• Port J (PJ0-PJ7)
• Port K (PK0-PK7)
• Port L (PL0-PL7)
• Port M (PM0-PM7)
• Port N (PN0-PN7)
• Port P (PP0-PP7)
• Port R (PR0-PR7)

Functional Features

1. High-performance Computing: The MC9S12E64CFUER microcontroller offers a powerful 16-bit computing architecture, enabling efficient processing of complex algorithms and real-time control tasks.

2. Low Power Consumption: Designed for automotive applications, this microcontroller is optimized for low power consumption, ensuring energy efficiency and extended battery life.

3. Wide Operating Temperature Range: With an operating temperature range of -40°C to +125°C, the MC9S12E64CFUER can withstand extreme environmental conditions commonly encountered in automotive systems.

4. Communication Interfaces: The microcontroller supports various communication interfaces such as CAN, SPI, SCI, and I2C, allowing seamless integration with other devices and systems.

5. Timers and ADC: The 8-channel 16-bit timers enable precise timing and synchronization, while the 10-bit ADC provides accurate analog-to-digital conversion for sensor inputs.

Advantages and Disadvantages

Advantages: - Powerful computing capabilities - Low power consumption - Wide operating temperature range - Versatile communication interfaces - Precise timing and synchronization

Disadvantages: - Limited flash memory capacity (64 KB) - Relatively small RAM size (4 KB)

Working Principles

The MC9S12E64CFUER microcontroller operates based on the HCS12 architecture. It executes instructions stored in its flash memory, processes data, and controls various peripherals and interfaces. The microcontroller interacts with external devices through its I/O pins and communication interfaces, enabling it to perform specific tasks in embedded systems and automotive applications.

Detailed Application Field Plans

The MC9S12E64CFUER microcontroller finds extensive application in the automotive industry. Some specific use cases include:

1. Engine Control Units (ECUs): The microcontroller can be used in ECUs to control fuel injection, ignition timing, and other engine parameters.

2. Body Control Modules (BCMs): It can be employed in BCMs for managing various functions like central locking, lighting control, and climate control.

3. Anti-lock Braking Systems (ABS): The microcontroller can be utilized in ABS units to monitor wheel speed and apply appropriate braking force.

4. Airbag Control Units (ACUs): It can be integrated into ACUs to detect collisions and deploy airbags in a timely manner.

Detailed and Complete Alternative Models

1. MC9S12E128CFUER: Similar to MC9S12E64CFUER but with double the flash memory capacity (128 KB) and RAM size (8 KB).

2. MC9S12E256CFUER: Offers even higher flash memory capacity (256 KB) and RAM size (16 KB), suitable for more complex applications.

3. MC9S12E512CFUER: Provides the highest flash memory capacity (512 KB) and RAM size (32 KB), offering ample resources for demanding projects.

These alternative models offer increased memory and processing