Overview
The MCF51AC256ACLKE is a 32-bit microcontroller from NXP USA Inc., part of the ColdFire family. It is based on the V1 ColdFire core and is designed to be an ideal upgrade for designs previously using 8-bit microcontrollers such as the MC9S08AC128 series. This microcontroller offers a highly integrated and diverse feature set, making it suitable for a wide range of applications.
Key Specifications
| Feature | Specification |
|---|---|
| Processor Core | V1 ColdFire core with background debug module (BDM) |
| Processor Speed | Up to 50.33 MHz |
| Flash Memory | Up to 256 KB |
| SRAM | Up to 32 KB |
| Analog-to-Digital Converter (ADC) | Up to 24 channels, 12-bit resolution |
| Analog Comparators (ACMP) | Up to two analog comparators |
| Controller Area Network (CAN) | Yes |
| Cyclic Redundancy Check (CRC) | Yes |
| Inter-Integrated Circuit (IIC) | Yes |
| Serial Communications Interfaces (SCI) | Two SCI interfaces |
| Serial Peripheral Interfaces (SPI) | Up to two SPI interfaces |
| Timer Modules | Two flexible timer modules (FTM), Timer Pulse-Width Modulator (TPM) |
| Package Type | 80-LQFP (14x14 mm) |
Key Features
- V1 ColdFire core with background debug module (BDM)
- High-speed processor core up to 50.33 MHz
- Up to 256 KB of flash memory and up to 32 KB of SRAM
- Analog-to-digital converter (ADC) with up to 24 channels and 12-bit resolution
- Controller area network (CAN) module
- Cyclic redundancy check (CRC) and inter-integrated circuit (IIC) interfaces
- Two serial communications interfaces (SCI) and up to two serial peripheral interfaces (SPI)
- Flexible timer/pulse-width modulators (FTM and TPM)
- Analog comparators and keyboard interrupt (KBI) capabilities
- Multipurpose clock generator (MCG) and rapid general-purpose input/output (RGPIO)
Applications
The MCF51AC256ACLKE microcontroller is versatile and can be used in various applications, including industrial control systems, automotive systems, medical devices, and consumer electronics. Its integrated CAN module makes it particularly suitable for automotive and industrial networking applications. Additionally, its extensive set of peripherals and high-speed processing capabilities make it a good fit for complex embedded systems.
Q & A
- What is the processor core of the MCF51AC256ACLKE? The processor core is the V1 ColdFire core with a background debug module (BDM).
- What is the maximum processor speed of the MCF51AC256ACLKE? The maximum processor speed is up to 50.33 MHz.
- How much flash memory does the MCF51AC256ACLKE have? It has up to 256 KB of flash memory.
- What is the resolution of the analog-to-digital converter (ADC) in the MCF51AC256ACLKE? The ADC has a 12-bit resolution with up to 24 channels.
- Does the MCF51AC256ACLKE support Controller Area Network (CAN)? Yes, it supports CAN.
- What types of timer modules are available in the MCF51AC256ACLKE? It includes two flexible timer modules (FTM) and a timer pulse-width modulator (TPM).
- What is the package type of the MCF51AC256ACLKE? The package type is 80-LQFP (14x14 mm).
- Does the MCF51AC256ACLKE have serial peripheral interfaces (SPI)? Yes, it has up to two SPI interfaces.
- What is the purpose of the background debug module (BDM) in the MCF51AC256ACLKE? The BDM is used for debugging and development purposes.
- Can the MCF51AC256ACLKE be used in automotive applications? Yes, its integrated CAN module and other features make it suitable for automotive applications.
