Overview
The MC9S12DG256CPVE is a high-performance 16-bit microcontroller from NXP Semiconductors, part of the HCS12 family. This microcontroller is designed to provide an upward migration path from earlier architectures such as the 68HC08, 68HC11, and 68HC12, offering larger memory, more peripherals, and higher performance. The HCS12 CPU core operates at 25 MHz, ensuring fast and efficient processing. The device is particularly suited for applications requiring robust and reliable operation, such as automotive and industrial control systems.
Key Specifications
| Specification | Value |
|---|---|
| Controller Family/Series | S12D |
| CPU Speed | 25 MHz |
| Program Memory Size | 256 KB Flash |
| RAM Memory Size | 12 KB |
| No. of Pins | 112 Pins |
| MCU Case Style | LQFP |
| No. of I/O's | 91 I/O's |
| Embedded Interface Type | I2C, SCI, SPI |
| Supply Voltage Min | 2.35 V |
| Supply Voltage Max | 2.75 V |
| EEPROM Memory Size | 4 KB |
| Operating Temperature Range | -40°C to +85°C |
| Oscillator Type | External |
| Peripherals | ADC, PWM, Timer |
| No. of ADC Inputs | 16 |
| No. of PWM Channels | 8 (8-bit or 4-channel 16-bit) |
| No. of Timers | 1 |
| CAN Modules | 2 CAN 2.0 modules |
Key Features
- High-Performance 16-bit HCS12 CPU Core: Operates at 25 MHz with a C-optimized architecture for compact code.
- On-Chip Debug Interface: Dedicated serial debug interface with on-chip breakpoints and real-time in-circuit emulation.
- Analog-to-Digital Converters (ADC): Two 8-channel, 10-bit ADCs with fast conversion times.
- Pulse-Width Modulation (PWM): 8-channel, 8-bit or 4-channel, 16-bit PWM for motor control and other applications.
- Serial Communications Interfaces: Two SCIs, three SPIs, and an Inter-IC Bus (I2C) for efficient communication.
- Enhanced Capture Timer: 8-channel, 16-bit timer with input capture, output compare, and pulse accumulator functions.
- CAN Modules: Two CAN 2.0 modules for efficient network communications.
Applications
- Automotive Applications: Suitable for various automotive control units due to its CAN modules and robust operation.
- Industrial Control: Used in industrial automation for its high performance, multiple peripherals, and reliable operation.
- Multiplexing Systems: Ideal for multiplexing applications requiring efficient data exchange between devices.
Q & A
- What is the CPU speed of the MC9S12DG256CPVE?
The CPU speed is 25 MHz.
- How much program memory does the MC9S12DG256CPVE have?
The device has 256 KB of Flash memory.
- What is the operating temperature range of the MC9S12DG256CPVE?
The operating temperature range is -40°C to +85°C.
- Does the MC9S12DG256CPVE support CAN communication?
Yes, it supports two CAN 2.0 modules.
- What types of serial communication interfaces are available on the MC9S12DG256CPVE?
The device includes two SCIs, three SPIs, and an I2C interface.
- How many ADC channels does the MC9S12DG256CPVE have?
The device has two 8-channel, 10-bit ADCs.
- What is the package type of the MC9S12DG256CPVE?
The package type is LQFP with 112 pins.
- Does the MC9S12DG256CPVE have on-chip debug capabilities?
Yes, it has a dedicated serial debug interface with on-chip breakpoints and real-time in-circuit emulation.
- What are the supply voltage requirements for the MC9S12DG256CPVE?
The supply voltage range is from 2.35 V to 2.75 V.
- How many PWM channels does the MC9S12DG256CPVE have?
The device has 8-channel, 8-bit or 4-channel, 16-bit PWM.
