MSP430G2201IRSARQ1

Product Overview

• Category: Microcontroller
• Use: Embedded systems, Internet of Things (IoT) devices, low-power applications
• Characteristics: Low power consumption, high performance, small form factor
• Package: 20-pin QFN package
• Essence: MSP430G2201IRSARQ1 is a microcontroller designed for low-power applications and IoT devices. It offers high performance in a small form factor, making it suitable for various embedded system projects.
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Architecture: 16-bit RISC
• Clock Speed: Up to 16 MHz
• Flash Memory: 2 KB
• RAM: 128 bytes
• Operating Voltage: 1.8V - 3.6V
• Digital I/O Pins: 10
• Analog Input Channels: 8
• Communication Interfaces: SPI, I2C, UART
• Timers: 1x 16-bit TimerA, 1x 16-bit TimerB
• ADC: 10-bit SAR ADC with 8 channels
• PWM Outputs: 2
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MSP430G2201IRSARQ1 microcontroller has a total of 20 pins. The pin configuration is as follows:

• P1.0: Digital I/O Pin
• P1.1: Digital I/O Pin
• P1.2: Digital I/O Pin
• P1.3: Digital I/O Pin
• P1.4: Digital I/O Pin
• P1.5: Digital I/O Pin
• P1.6: Digital I/O Pin
• P1.7: Digital I/O Pin
• P2.0: Digital I/O Pin
• P2.1: Digital I/O Pin
• P2.2: Digital I/O Pin
• P2.3: Digital I/O Pin
• P2.4: Digital I/O Pin
• P2.5: Digital I/O Pin
• P2.6: Digital I/O Pin
• P2.7: Digital I/O Pin
• AVSS: Analog Ground
• AVCC: Analog Power Supply
• RST/NMI: Reset and Non-Maskable Interrupt
• TEST: Test Mode Select

Functional Features

• Low power consumption: The MSP430G2201IRSARQ1 is designed to operate at low power levels, making it ideal for battery-powered applications.
• High performance: Despite its low power consumption, the microcontroller offers high performance with a clock speed of up to 16 MHz.
• Small form factor: The 20-pin QFN package allows for compact designs, making it suitable for space-constrained projects.
• Communication interfaces: It supports popular communication interfaces like SPI, I2C, and UART, enabling seamless integration with other devices.
• Analog capabilities: With 8 analog input channels and a 10-bit SAR ADC, the microcontroller can interface with various sensors and collect analog data.
• Timers and PWM outputs: The built-in timers and PWM outputs provide precise timing control and enable the generation of analog signals.

Advantages and Disadvantages

Advantages: - Low power consumption extends battery life in portable applications. - High-performance capabilities enable efficient processing of tasks. - Compact form factor allows for flexible integration into different projects. - Support for multiple communication interfaces enhances connectivity options. - Analog capabilities facilitate sensor interfacing and data acquisition.

Disadvantages: - Limited flash memory and RAM may restrict the complexity of applications. - The 20-pin package may not provide enough I/O pins for certain projects. - Lack of built-in peripherals like USB or Ethernet limits direct connectivity options.

Working Principles

The MSP430G2201IRSARQ1 microcontroller operates based on a 16-bit RISC architecture. It executes instructions fetched from its flash memory, which can be programmed by the user. The clock speed determines the rate at which instructions are executed.

The microcontroller communicates with external devices through its digital I/O pins and various communication interfaces such as SPI, I2C, and UART. It can read analog signals using its analog input channels and perform analog-to-digital conversions using the built-in ADC.

By utilizing timers and PWM outputs, the microcontroller can generate precise timing signals and control analog outputs. Its low power consumption is achieved through efficient power management techniques, allowing it to operate in battery-powered applications for extended periods.

Application Field Plans

The MSP430G2201IRSARQ1 microcontroller finds applications in various fields, including:

1. IoT Devices: It can be