LM3S2139-IBZ25-A2

Product Overview

Category

The LM3S2139-IBZ25-A2 belongs to the category of microcontrollers.

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 of 50 MHz
• Flash memory capacity of 128 KB
• RAM capacity of 8 KB
• Integrated peripherals for enhanced functionality
• Low power consumption
• Wide operating voltage range
• Small form factor

Package

The LM3S2139-IBZ25-A2 comes in a compact package, suitable for surface mount technology (SMT) assembly.

Essence

The essence of this microcontroller lies in its ability to provide efficient and reliable control and processing capabilities for embedded systems.

Packaging/Quantity

The LM3S2139-IBZ25-A2 is typically packaged in reels or trays, with a quantity of 250 units per reel/tray.

Specifications

• Microcontroller: LM3S2139
• Core: ARM Cortex-M3
• Clock Speed: 50 MHz
• Flash Memory: 128 KB
• RAM: 8 KB
• Operating Voltage: 2.7V - 3.6V
• Operating Temperature Range: -40°C to +85°C
• Package Type: LQFP
• Package Size: 48 pins
• I/O Pins: 36
• Communication Interfaces: UART, SPI, I2C, USB
• Analog-to-Digital Converter (ADC): 10-bit, 8 channels
• Timers: 4 x 16-bit, 1 x 32-bit
• PWM Outputs: 6
• Watchdog Timer: Yes
• Real-Time Clock (RTC): Yes

Detailed Pin Configuration

The LM3S2139-IBZ25-A2 has a total of 48 pins, which are assigned to various functions and peripherals. The detailed pin configuration is as follows:

• Pins 1-7: Ground (GND)
• Pins 8-15: General-purpose I/O (GPIO) pins
• Pins 16-23: UART communication interface
• Pins 24-31: SPI communication interface
• Pins 32-39: I2C communication interface
• Pins 40-47: Power supply and voltage reference pins
• Pin 48: VDD (Power supply)

Functional Features

• High-performance ARM Cortex-M3 core for efficient processing
• Integrated peripherals for enhanced functionality
• Multiple communication interfaces for seamless connectivity
• Analog-to-Digital Converter (ADC) for precise analog signal acquisition
• Timers and PWM outputs for accurate timing and control
• Watchdog Timer for system reliability
• Real-Time Clock (RTC) for timekeeping applications

Advantages and Disadvantages

Advantages

• High-performance processing capabilities
• Low power consumption
• Compact form factor
• Wide operating voltage range
• Integrated peripherals for enhanced functionality

Disadvantages

• Limited flash memory capacity (128 KB)
• Limited RAM capacity (8 KB)
• Limited number of I/O pins (36)

Working Principles

The LM3S2139-IBZ25-A2 operates based on the principles of the ARM Cortex-M3 architecture. It executes instructions stored in its flash memory and processes data using its integrated peripherals. The microcontroller communicates with external devices through its various communication interfaces, enabling seamless integration into electronic systems.

Detailed Application Field Plans

The LM3S2139-IBZ25-A2 finds applications in various fields, including but not limited to: - Industrial automation - Consumer electronics - Internet of Things (IoT) devices - Medical devices - Automotive systems - Robotics

Detailed and Complete Alternative Models

• LM3S2110-IBZ25-A2: Similar specifications, but with 64 KB flash memory and 4 KB RAM.
• LM3S2266-IBZ25-A2: Higher flash memory capacity (256 KB) and RAM capacity (16 KB).
• LM3S2965-IBZ25-A2: Enhanced peripherals and additional communication interfaces.

These alternative models provide options with varying specifications to cater to different application requirements.

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