Overview
The Texas Instruments LM3S6952-IQC50-A2T is a member of the Stellaris LM3S microcontroller family, based on the ARM Cortex-M3 processor core. This microcontroller operates at up to 50 MHz and is designed for a wide range of applications requiring advanced processing, real-time industrial connectivity, and robust peripheral support.
With its powerful ARM Cortex-M3 core, the LM3S6952-IQC50-A2T offers a high-performance solution for embedded systems, featuring a full-featured debug solution, extensive memory, and a variety of communication interfaces.
Key Specifications
| Specification | Details |
|---|---|
| Processor Core | 32-bit ARM Cortex-M3, up to 50 MHz |
| Program Memory | 256 KB single-cycle flash |
| RAM | 64 KB single-cycle SRAM |
| GPIOs | Up to 43 GPIOs (depending on configuration) |
| Communication Interfaces | 3 UARTs, 2 I2C interfaces, SSI/SPI controller, 10/100 Ethernet MAC/PHY |
| Analog-to-Digital Converter (ADC) | 10-bit ADC with 4 analog input channels, 1M samples/second |
| Timer Modules | 4 General-Purpose Timer Modules (GPTM), each with two 16-bit timers/counters |
| Package Type | 100-pin LQFP |
| Operating Temperature | Industrial and extended temperature range |
Key Features
- Full-featured debug solution with JTAG and Serial Wire interfaces, and IEEE 1149.1-1990 compliant Test Access Port (TAP) controller
- Lower-power battery-backed Hibernation module with Real-Time Clock (RTC) and 256 bytes of non-volatile state-saving memory
- ARM FiRM-compliant Watchdog Timer and four General-Purpose Timer Modules (GPTM)
- Three fully programmable 16C550-type UARTs with IrDA support
- Synchronous Serial Interface (SSI) supporting Freescale SPI, MICROWIRE, or Texas Instruments synchronous serial interfaces
- Two Inter-Integrated Circuit (I2C) Interface modules with Standard (100 Kbps) and Fast (400 Kbps) transmission
- Highly configurable 10/100 Ethernet Controller conforming to IEEE 802.3-2002 specification
- Two integrated analog comparators and four channels of 10-bit analog-to-digital conversion
- Three PWM generator blocks with dead-band, two Quadrature Encoder Interface (QEI) modules, and fault protection inputs
Applications
The LM3S6952-IQC50-A2T microcontroller is suitable for a variety of applications, including:
- Industrial automation and control systems
- Medical devices requiring precise analog and digital processing
- Automotive systems needing robust communication and timer capabilities
- Consumer electronics requiring advanced user interfaces and connectivity
- Motion control and robotics due to its advanced PWM and QEI features
Q & A
- What is the processor core of the LM3S6952-IQC50-A2T microcontroller?
The processor core is a 32-bit ARM Cortex-M3 operating at up to 50 MHz.
- How much program memory and RAM does the LM3S6952-IQC50-A2T have?
The microcontroller has 256 KB of single-cycle flash program memory and 64 KB of single-cycle SRAM.
- What communication interfaces are available on the LM3S6952-IQC50-A2T?
The microcontroller features 3 UARTs, 2 I2C interfaces, an SSI/SPI controller, and a 10/100 Ethernet MAC/PHY.
- What is the resolution and sample rate of the ADC on the LM3S6952-IQC50-A2T?
The ADC is a 10-bit converter with four analog input channels and a sample rate of 1 million samples per second.
- Does the LM3S6952-IQC50-A2T support industrial temperature ranges?
- What is the package type of the LM3S6952-IQC50-A2T?
The microcontroller is available in a 100-pin LQFP package.
- Does the LM3S6952-IQC50-A2T have any power-saving features?
- What kind of timer modules are available on the LM3S6952-IQC50-A2T?
The microcontroller features four General-Purpose Timer Modules (GPTM), each with two 16-bit timers/counters.
- Is the LM3S6952-IQC50-A2T RoHS compliant?
- What are some typical applications for the LM3S6952-IQC50-A2T?
