LM3S101-IQN20-C2T

Product Overview

Category: Microcontroller
Use: Embedded systems, Internet of Things (IoT) devices
Characteristics: Low power consumption, high performance, integrated peripherals
Package: QFN-20
Essence: ARM Cortex-M3 core microcontroller
Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Processor: ARM Cortex-M3 core running at 50 MHz
• Memory: 32 KB Flash, 8 KB SRAM
• Peripherals: UART, I2C, SPI, GPIO, ADC, PWM
• Operating Voltage: 2.7V - 3.6V
• Operating Temperature: -40°C to +85°C
• Package Dimensions: 4mm x 4mm

Detailed Pin Configuration

The LM3S101-IQN20-C2T microcontroller has a total of 20 pins arranged in a quad flat no-leads (QFN) package. The pin configuration is as follows:

1. VDD - Power supply voltage
2. GND - Ground
3. PA0 - General-purpose I/O pin
4. PA1 - General-purpose I/O pin
5. PA2 - General-purpose I/O pin
6. PA3 - General-purpose I/O pin
7. PA4 - General-purpose I/O pin
8. PA5 - General-purpose I/O pin
9. PA6 - General-purpose I/O pin
10. PA7 - General-purpose I/O pin
11. PB0 - General-purpose I/O pin
12. PB1 - General-purpose I/O pin
13. PB2 - General-purpose I/O pin
14. PB3 - General-purpose I/O pin
15. PB4 - General-purpose I/O pin
16. PB5 - General-purpose I/O pin
17. PB6 - General-purpose I/O pin
18. PB7 - General-purpose I/O pin
19. RESET - Reset pin
20. VDD - Power supply voltage

Functional Features

• High-performance ARM Cortex-M3 core for efficient processing
• Low power consumption for extended battery life in portable devices
• Integrated peripherals such as UART, I2C, SPI, GPIO, ADC, and PWM for versatile connectivity and control options
• Small package size and low pin count for space-constrained applications
• Wide operating temperature range for reliable operation in harsh environments

Advantages and Disadvantages

Advantages: - Powerful ARM Cortex-M3 core provides high performance - Integrated peripherals simplify system design and reduce external component count - Low power consumption extends battery life in portable devices - Small package size allows for compact designs

Disadvantages: - Limited memory capacity compared to higher-end microcontrollers - Limited number of I/O pins may restrict the number of external devices that can be connected

Working Principles

The LM3S101-IQN20-C2T microcontroller is based on the ARM Cortex-M3 core architecture. It executes instructions stored in its Flash memory and interacts with various peripherals to perform desired tasks. The integrated peripherals, such as UART, I2C, SPI, GPIO, ADC, and PWM, enable communication with other devices and provide input/output capabilities. The microcontroller operates at a specified voltage range and temperature range, ensuring reliable performance under varying conditions.

Detailed Application Field Plans

The LM3S101-IQN20-C2T microcontroller finds applications in various fields, including:

1. Embedded Systems: Used in industrial automation, home automation, and automotive systems for control and monitoring purposes.
2. Internet of Things (IoT) Devices: Enables connectivity and control in IoT devices such as smart home devices, wearable technology, and environmental monitoring systems.

Detailed and Complete Alternative Models

1. LM3S102-IQN20-C2T: Similar to LM3S101-IQN20-C2T with additional memory capacity (64 KB Flash, 16 KB SRAM).
2. LM3S103-IQN20-C2T: Similar to LM3S101-IQN20-C2T with additional features like USB interface and more I/O pins.
3. LM3S104-IQN20-C2T: Similar to LM3S101-IQN20-C2T with higher clock speed (80 MHz) and larger memory capacity (128 KB Flash, 32 KB SRAM).

These alternative models offer different specifications and features to cater to specific application requirements.

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