LM3S3W26-IQR50-C5

Product Overview

Use

This microcontroller is commonly used in various electronic devices and systems for controlling and processing data.

Characteristics

High-performance 32-bit ARM Cortex-M3 core
Clock speed: 50 MHz
Flash memory: 256 KB
RAM: 32 KB
Operating voltage: 3.3V
Package type: QFP (Quad Flat Package)
Temperature range: -40°C to +85°C

Package and Quantity

The LM3S3W26-IQR50-C5 is available in a QFP package. It is typically sold in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

Architecture: ARM Cortex-M3
CPU Frequency: 50 MHz
Data Bus Width: 32 bits
Program Memory Size: 256 KB Flash
RAM Size: 32 KB
Number of I/O Pins: 50
ADC Channels: 8
UART Modules: 4
SPI Modules: 2
I2C Modules: 2
Timers: 6
PWM Outputs: 6
Operating Voltage Range: 3.0V to 3.6V
Operating Temperature Range: -40°C to +85°C

Pin Configuration

The LM3S3W26-IQR50-C5 has a total of 100 pins. The pin configuration is as follows:

VDD
GND
PA0
PA1
PA2
PA3
PA4
PA5
PA6
PA7
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
PC0
PC1
PC2
PC3
PC4
PC5
PC6
PC7
PD0
PD1
PD2
PD3
PD4
PD5
PD6
PD7
PE0
PE1
PE2
PE3
PE4
PE5
PE6
PE7
PF0
PF1
PF2
PF3
PF4
PF5
PF6
PF7
PG0
PG1
PG2
PG3
PG4
PG5
PG6
PG7
PH0
PH1
PH2
PH3
PH4
PH5
PH6
PH7
PI0
PI1
PI2
PI3
PI4
PI5
PI6
PI7
PJ0
PJ1
PJ2
PJ3
PJ4
PJ5
PJ6
PJ7
PK0
PK1
PK2
PK3
PK4
PK5
PK6
PK7
PL0
PL1
PL2
PL3
PL4
PL5
PL6
PL7
RESET
VDD

Functional Features

High-performance ARM Cortex-M3 core for efficient processing.
Ample flash memory and RAM for storing and manipulating data.
Multiple UART, SPI, and I2C modules for communication with other devices.
Built-in ADC channels for analog signal acquisition.
Timers and PWM outputs for precise timing and control.

Advantages and Disadvantages

Advantages

High-performance processing capabilities.
Sufficient memory for data storage and manipulation.
Versatile communication interfaces.
Precise timing and control features.

Disadvantages

Limited number of I/O pins compared to some other microcontrollers.
Relatively higher power consumption in certain operating conditions.

Working Principles

The LM3S3W26-IQR50-C5 operates based on the ARM Cortex

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LM3S3W26-IQR50-C5 v technických řešeních

Sure! Here are 10 common questions and answers related to the application of LM3S3W26-IQR50-C5 in technical solutions:

Q: What is LM3S3W26-IQR50-C5? A: LM3S3W26-IQR50-C5 is a microcontroller from Texas Instruments' Stellaris family, specifically designed for embedded applications.
Q: What are the key features of LM3S3W26-IQR50-C5? A: Some key features include a 32-bit ARM Cortex-M3 core, 256KB flash memory, 32KB RAM, multiple communication interfaces, and various peripherals.
Q: What kind of technical solutions can LM3S3W26-IQR50-C5 be used for? A: LM3S3W26-IQR50-C5 can be used in a wide range of applications such as industrial automation, consumer electronics, medical devices, and IoT solutions.
Q: How can I program LM3S3W26-IQR50-C5? A: LM3S3W26-IQR50-C5 can be programmed using various development tools like TI's Code Composer Studio or third-party IDEs that support ARM Cortex-M3 architecture.
Q: Can LM3S3W26-IQR50-C5 communicate with other devices? A: Yes, LM3S3W26-IQR50-C5 has built-in communication interfaces like UART, SPI, I2C, and USB, which enable it to communicate with other devices or peripherals.
Q: Does LM3S3W26-IQR50-C5 support real-time operating systems (RTOS)? A: Yes, LM3S3W26-IQR50-C5 is compatible with popular RTOS like FreeRTOS, enabling developers to build complex and multitasking applications.
Q: Can LM3S3W26-IQR50-C5 be used for low-power applications? A: Yes, LM3S3W26-IQR50-C5 has power-saving features like multiple sleep modes and a low-power standby mode, making it suitable for battery-powered devices.
Q: What kind of peripherals are available on LM3S3W26-IQR50-C5? A: LM3S3W26-IQR50-C5 offers various peripherals such as GPIO pins, timers, ADCs, PWM modules, and Ethernet MAC, providing flexibility in designing solutions.
Q: Is LM3S3W26-IQR50-C5 suitable for safety-critical applications? A: Yes, LM3S3W26-IQR50-C5 is designed with safety features like memory protection unit (MPU) and fault detection and correction (FDC), making it suitable for safety-critical applications.
Q: Where can I find additional resources and support for LM3S3W26-IQR50-C5? A: Texas Instruments' website provides datasheets, application notes, and user guides for LM3S3W26-IQR50-C5. Additionally, online forums and communities can offer support from fellow developers.