ATSAMD21G15A-AU

Product Overview

• Category: Microcontroller
• Use: Embedded systems, Internet of Things (IoT) devices, and other applications requiring low-power and high-performance microcontrollers.
• Characteristics:
  • Low power consumption
  • High-performance ARM Cortex-M0+ processor
  • Integrated peripherals for various applications
• Package: TQFP-48
• Essence: A powerful microcontroller designed for a wide range of applications.
• Packaging/Quantity: Available in tape and reel packaging with a minimum order quantity of 250 units.

Specifications

• Processor: ARM Cortex-M0+
• Clock Speed: Up to 48 MHz
• Flash Memory: 32 KB
• SRAM: 4 KB
• Operating Voltage: 1.62V to 3.63V
• Digital I/O Pins: 27
• Analog Input Pins: 6
• Communication Interfaces: UART, SPI, I2C, USB
• Timers/Counters: 6
• ADC Resolution: 12-bit
• PWM Channels: 8
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ATSAMD21G15A-AU microcontroller has a total of 48 pins. The pin configuration is as follows:

• Pin 1: VDDANA
• Pin 2: PA00
• Pin 3: PA01
• ...
• Pin 48: GND

For a detailed pinout diagram, refer to the datasheet provided by the manufacturer.

Functional Features

• Low power consumption allows for extended battery life in portable devices.
• High-performance ARM Cortex-M0+ processor enables efficient execution of complex tasks.
• Integrated peripherals such as UART, SPI, I2C, and USB provide flexibility for various communication requirements.
• Multiple timers/counters and PWM channels allow precise timing and control.
• 12-bit ADC provides accurate analog-to-digital conversion.

Advantages

• Low power consumption extends battery life in portable devices.
• High-performance processor enables efficient execution of tasks.
• Integrated peripherals offer flexibility for various applications.
• Compact package size allows for space-saving designs.
• Wide operating temperature range ensures reliable operation in harsh environments.

Disadvantages

• Limited flash memory and SRAM may restrict the complexity of applications.
• The number of I/O pins may be insufficient for some projects requiring extensive interfacing.

Working Principles

The ATSAMD21G15A-AU microcontroller operates based on the ARM Cortex-M0+ architecture. It executes instructions stored in its flash memory, interacts with peripherals through various communication interfaces, and performs tasks according to the program logic. The low-power design ensures efficient operation while minimizing energy consumption.

Application Field Plans

The ATSAMD21G15A-AU microcontroller finds applications in various fields, including:

1. Internet of Things (IoT) devices
2. Home automation systems
3. Wearable devices
4. Industrial automation
5. Robotics
6. Sensor networks
7. Smart agriculture
8. Automotive electronics

Alternative Models

1. ATSAMD21E18A-AU: Similar features but with higher flash memory and SRAM capacity.
2. ATSAMD21J18A-AU: Similar features but with additional communication interfaces.
3. ATSAMD21G18A-AU: Similar features but with more I/O pins.

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

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