ATSAML21G18B-MUT

Product Overview

• Category: Microcontroller
• Use: Embedded systems, Internet of Things (IoT) devices
• Characteristics: Low-power, high-performance, secure, and flexible
• Package: QFN (Quad Flat No-leads)
• Essence: ARM Cortex-M0+ based microcontroller
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Microcontroller Family: SAM L21
• Core: ARM Cortex-M0+
• Operating Voltage: 1.62V to 3.63V
• Flash Memory: 256KB
• SRAM: 32KB
• Clock Speed: Up to 48MHz
• Digital I/O Pins: 32
• Analog Input Channels: 14
• Communication Interfaces: UART, SPI, I2C, USB
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ATSAML21G18B-MUT microcontroller has a total of 64 pins. The pin configuration is as follows:

• Pin 1: VDDANA
• Pin 2: GND
• Pin 3: PA00
• Pin 4: PA01
• Pin 5: PA02
• ...
• Pin 64: PB31

For the complete pinout diagram, please refer to the datasheet.

Functional Features

• Low power consumption for extended battery life
• Advanced security features for secure data transmission
• Flexible peripheral interfaces for easy integration with other components
• High-performance ARM Cortex-M0+ core for efficient processing
• Rich set of communication interfaces for seamless connectivity

Advantages and Disadvantages

Advantages: - Low power consumption extends battery life in portable devices - Advanced security features protect sensitive data - Flexible peripheral interfaces allow for easy integration with various components - High-performance ARM Cortex-M0+ core enables efficient processing

Disadvantages: - Limited flash memory and SRAM compared to higher-end microcontrollers - May not be suitable for applications requiring extensive computational power

Working Principles

The ATSAML21G18B-MUT microcontroller operates based on the ARM Cortex-M0+ architecture. It executes instructions stored in its flash memory, processes data, and communicates with other devices through its various communication interfaces. The low-power design allows it to operate efficiently in battery-powered applications.

Detailed Application Field Plans

The ATSAML21G18B-MUT microcontroller finds applications in various fields, including but not limited to:

1. Internet of Things (IoT) devices: Enables connectivity and control in smart home automation systems, industrial monitoring systems, etc.
2. Wearable devices: Powers fitness trackers, smartwatches, and other wearable gadgets.
3. Consumer electronics: Used in remote controls, gaming consoles, and multimedia devices.
4. Industrial automation: Controls and monitors machinery in manufacturing plants.
5. Automotive: Embedded in automotive systems for control and communication purposes.

Detailed and Complete Alternative Models

1. ATSAMD21G18A: Similar microcontroller from the same family with slightly different specifications.
2. STM32F030C6T6: Microcontroller from a different manufacturer with comparable features.
3. PIC18F45K22: Microcontroller from another popular family with similar capabilities.

These alternative models can be considered based on specific project requirements and compatibility with existing systems.

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