Overview
The LM3S6965-IQC50-A2 is a high-performance microcontroller from Texas Instruments, based on the 32-bit ARM Cortex-M3 processor core. It operates at up to 50 MHz and features 256 kB of single-cycle flash memory and 64 kB of single-cycle SRAM. This microcontroller is designed to deliver advanced processing capabilities, versatile connectivity, and integration features, making it suitable for a wide range of embedded systems applications, including industrial control, automation, and IoT devices.
Key Specifications
| Parameter | Value |
|---|---|
| Core Processor | ARM Cortex-M3 |
| Core Size | 32-Bit |
| Operating Frequency | Up to 50 MHz |
| Flash Memory | 256 KB |
| SRAM | 64 KB |
| Number of GPIOs | 38 (configurable up to 42) |
| UARTs | 3 (with IrDA support) |
| I2C Interfaces | 2 (Standard and Fast modes) |
| Ethernet Controller | 10/100 Mbps with MAC/PHY, full- and half-duplex |
| PWM Channels | 6 motion-control PWM outputs with dead-band |
| Analog-to-Digital Converter (ADC) | 10-bit, 4 channels, 1 million samples/second |
| Operating Temperature Range | -40°C to 105°C, -40°C to 85°C |
| Package | 100-pin LQFP |
| Voltage Supply | 2.25 V to 2.75 V |
Key Features
- Full-featured debug solution with JTAG and Serial Wire interfaces, and IEEE 1149.1-1990 compliant Test Access Port (TAP) controller.
- Integrated Nested Vectored Interrupt Controller (NVIC), Memory Protection Unit (MPU), and Thumb-2 instruction set.
- Lower-power battery-backed Hibernation module with Real-Time Clock.
- Four General-Purpose Timer Modules (GPTM), each providing two 16-bit timers/counters.
- Synchronous Serial Interface (SSI) supporting Freescale SPI, MICROWIRE, or Texas Instruments synchronous serial interfaces.
- Two Quadrature Encoder Interface (QEI) modules for position and velocity tracking.
- Three PWM generator blocks with dead-band generators and interrupt/ADC-trigger selectors.
- Two integrated analog comparators configurable for various outputs.
- Highly configurable 10/100 Ethernet Controller with automatic MDI/MDI-X cross-over correction.
Applications
The LM3S6965-IQC50-A2 microcontroller is versatile and can be used in a variety of applications, including:
- Industrial control systems: Leveraging its real-time Ethernet capabilities and advanced motion control features.
- Automation: Utilizing its multiple timers, PWM outputs, and quadrature encoder interfaces.
- IoT devices: Benefiting from its low power consumption, robust connectivity options, and high-performance processing.
- Embedded systems: Taking advantage of its comprehensive set of peripherals and interfaces for various tasks.
Q & A
- Q: What is the core processor of the LM3S6965-IQC50-A2 microcontroller?
A: The core processor is the 32-bit ARM Cortex-M3.
- Q: What is the maximum operating frequency of the LM3S6965-IQC50-A2?
A: The maximum operating frequency is up to 50 MHz.
- Q: How much flash and SRAM memory does the LM3S6965-IQC50-A2 have?
A: It has 256 KB of flash memory and 64 KB of SRAM.
- Q: Does the LM3S6965-IQC50-A2 support real-time Ethernet communication?
A: Yes, it is equipped with a 10/100 Ethernet MAC/PHY interface.
- Q: What types of serial interfaces does the LM3S6965-IQC50-A2 support?
A: It supports UARTs, I2C, SSI, and SPI interfaces.
- Q: How many PWM channels does the LM3S6965-IQC50-A2 have?
A: It has 6 motion-control PWM outputs with dead-band.
- Q: What is the resolution and sample rate of the ADC in the LM3S6965-IQC50-A2?
A: The ADC is 10-bit with a sample rate of 1 million samples per second.
- Q: What is the operating temperature range of the LM3S6965-IQC50-A2?
A: The operating temperature range is -40°C to 105°C and -40°C to 85°C.
- Q: What package options are available for the LM3S6965-IQC50-A2?
A: It is available in a 100-pin LQFP package.
- Q: Is the LM3S6965-IQC50-A2 RoHS compliant?
A: Yes, it is RoHS compliant.
