Overview
The MC9S12XHZ256CAG is a 16-bit microcontroller unit (MCU) developed by Freescale Semiconductor, now part of NXP Semiconductors. This MCU is part of the S12XHZ family, which is specifically designed for automotive applications. The device features a robust set of peripherals and memory options, making it suitable for a variety of demanding automotive systems.
Key Specifications
| Parameter | Value |
|---|---|
| Microcontroller Type | 16-bit HCS12 |
| Flash Memory | 256 KB |
| RAM | Up to 20 KB |
| EEPROM | Up to 4 KB |
| Maximum Clock Speed | 80 MHz |
| Operating Temperature Range | -40°C to +85°C |
| Package Type | 144-pin LQFP (20x20 mm) |
| Number of Pins | 144 |
Key Features
- XGATE Co-processor: Helps in offloading tasks from the main CPU, improving overall system performance and responsiveness.
- Interfaces: Supports various interfaces such as CAN, SPI, and SCI.
- ADC: Features an 8-channel 10-bit Analog-to-Digital Converter (ADC) for digital-to-analog conversion tasks.
- Multiplexed Bus Interface: Aids in communication between different components.
- Power Saving Modes: Offers enhanced power saving modes for energy efficiency.
- Robust Operating Range: Designed to operate over a wide temperature range, making it robust and reliable in various environments.
Applications
The MC9S12XHZ256CAG is primarily targeted at automotive instrumentation applications. It is well-suited for various automotive systems due to its robust features and peripherals. Some common applications include:
- Automotive control systems
- Instrument clusters
- Body control modules
- Infotainment systems
Q & A
- What is the primary application of the MC9S12XHZ256CAG MCU?
The MC9S12XHZ256CAG is primarily used in automotive instrumentation applications.
- What is the maximum clock speed of the MC9S12XHZ256CAG?
The maximum clock speed is 80 MHz.
- How much flash memory does the MC9S12XHZ256CAG have?
The device has 256 KB of flash memory.
- What types of interfaces does the MC9S12XHZ256CAG support?
The MCU supports CAN, SPI, and SCI interfaces.
- What is the operating temperature range of the MC9S12XHZ256CAG?
The operating temperature range is -40°C to +85°C.
- What package type is the MC9S12XHZ256CAG available in?
The MCU is available in a 144-pin LQFP (20x20 mm) package.
- Does the MC9S12XHZ256CAG have any power-saving features?
Yes, it offers enhanced power-saving modes for energy efficiency.
- What is the XGATE co-processor used for in the MC9S12XHZ256CAG?
The XGATE co-processor helps in offloading tasks from the main CPU, improving overall system performance and responsiveness.
- How many channels does the ADC in the MC9S12XHZ256CAG have?
The ADC has 8 channels and is 10-bit.
- Is the MC9S12XHZ256CAG suitable for use in harsh environments?
Yes, it is designed to operate over a wide temperature range, making it robust and reliable in various environments.
