Overview
The LM3S5951-IQC80-C5 is a high-performance ARM Cortex-M3 based microcontroller produced by Texas Instruments. This model is part of the Stellaris® series, designed for embedded applications requiring robust processing capabilities and versatile connectivity options. It is targeted at industries such as industrial automation, consumer electronics, and automotive systems, where reliability and efficiency are paramount. The LM3S5951-IQC80-C5 stands out for its 32-bit architecture, 80 MHz clock speed, and integrated peripherals, making it a competitive choice for developers seeking a balance between performance and power consumption.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Core | ARM Cortex-M3 | - | - |
| Data Bus Width | 32 | bit | - |
| Max Clock Frequency | 80 | MHz | - |
| Program Memory Size | 256 | kB | Flash |
| Data RAM Size | 64 | kB | - |
| On-Chip ADC | Yes | - | 16x10b |
| Operating Voltage | 1.2, 3.3 | V | - |
| Operating Temperature | -40 to +85 | °C | - |
| Package | LQFP-100 | - | SMD/SMT |
| I/O Pins | 67 | - | - |
| Timers | 4 | - | - |
Key Features
- 32-bit ARM Cortex-M3 core for efficient processing.
- 80 MHz clock speed ensures high performance.
- 256 kB flash memory and 64 kB RAM for ample storage and operation.
- Integrated 16-channel 10-bit ADC for precise analog signal processing.
- Versatile connectivity options including CAN, I²C, SPI, and USB OTG.
- Wide operating voltage range (1.2 V to 3.3 V) for flexible power management.
- Robust operating temperature range (-40°C to +85°C) for harsh environments.
Applications
The LM3S5951-IQC80-C5 is widely used in various embedded systems due to its advanced features and reliability. It is particularly suitable for industrial automation, where it can control machinery and process data efficiently. In consumer electronics, it powers devices requiring high-speed processing and connectivity. Additionally, its robust design makes it ideal for automotive applications, such as engine control units and infotainment systems. Its integrated peripherals and low power consumption also make it a preferred choice for IoT devices and smart home systems.
Q & A
1. What is the core architecture of the LM3S5951-IQC80-C5?
The LM3S5951-IQC80-C5 is based on the ARM Cortex-M3 32-bit architecture.
2. What is the maximum clock speed of this microcontroller?
It operates at a maximum clock speed of 80 MHz.
3. How much flash memory does it have?
It includes 256 kB of flash memory for program storage.
4. What are the key connectivity options?
It supports CAN, I²C, SPI, and USB OTG, among others.
5. What is the operating voltage range?
The operating voltage ranges from 1.2 V to 3.3 V.
6. Is an ADC integrated into this microcontroller?
Yes, it features a 16-channel 10-bit ADC.
7. What is the temperature range for operation?
It can operate in temperatures from -40°C to +85°C.
8. What package does the LM3S5951-IQC80-C5 come in?
It is available in an LQFP-100 package.
9. How many I/O pins are available?
It provides 67 programmable I/O pins.
10. What are typical applications for this microcontroller?
It is used in industrial automation, consumer electronics, automotive systems, and IoT devices.
