ATSAMD21E18A-MUT

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: QFN (Quad Flat No-leads)
• Essence: A powerful microcontroller designed for low-power and high-performance applications.
• Packaging/Quantity: Available in tape and reel packaging with a quantity of 2500 units per reel.

Specifications

• Processor: ARM Cortex-M0+
• Clock Speed: Up to 48 MHz
• Flash Memory: 256 KB
• SRAM: 32 KB
• Operating Voltage: 1.62V to 3.63V
• Digital I/O Pins: 20
• Analog Input Pins: 6
• Communication Interfaces: UART, SPI, I2C, USB
• Timers/Counters: 6
• ADC Resolution: 12-bit
• PWM Channels: 10
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ATSAMD21E18A-MUT microcontroller has a total of 32 pins. The pin configuration is as follows:

• Pin 1: VDDANA (Analog Power Supply)
• Pin 2: PA02 (Analog Input/Output)
• Pin 3: PA03 (Analog Input/Output)
• Pin 4: GND (Ground)
• Pin 5: PA04 (Analog Input/Output)
• Pin 6: PA05 (Analog Input/Output)
• Pin 7: PA06 (Analog Input/Output)
• Pin 8: PA07 (Analog Input/Output)
• Pin 9: VDDIO (Digital Power Supply)
• Pin 10: PA08 (Digital Input/Output)
• Pin 11: PA09 (Digital Input/Output)
• Pin 12: PA10 (Digital Input/Output)
• Pin 13: PA11 (Digital Input/Output)
• Pin 14: GND (Ground)
• Pin 15: PA14 (Digital Input/Output)
• Pin 16: PA15 (Digital Input/Output)
• Pin 17: PA16 (Digital Input/Output)
• Pin 18: PA17 (Digital Input/Output)
• Pin 19: VDDIO (Digital Power Supply)
• Pin 20: PA18 (Digital Input/Output)
• Pin 21: PA19 (Digital Input/Output)
• Pin 22: PA20 (Digital Input/Output)
• Pin 23: PA21 (Digital Input/Output)
• Pin 24: GND (Ground)
• Pin 25: PA22 (Digital Input/Output)
• Pin 26: PA23 (Digital Input/Output)
• Pin 27: PA24 (Digital Input/Output)
• Pin 28: PA25 (Digital Input/Output)
• Pin 29: VDDCORE (Core Power Supply)
• Pin 30: SWCLK (Serial Wire Clock)
• Pin 31: SWDIO (Serial Wire Debug I/O)
• Pin 32: RESET (Reset)

Functional Features

• Low power consumption allows for extended battery life in portable devices.
• High-performance ARM Cortex-M0+ processor provides efficient processing capabilities.
• Integrated peripherals such as UART, SPI, I2C, and USB enable easy communication with other devices.
• Multiple timers/counters and PWM channels offer precise timing and control capabilities.
• 12-bit ADC allows for accurate analog signal measurements.

Advantages and Disadvantages

Advantages: - Low power consumption - High-performance processor - Integrated peripherals for easy communication - Precise timing and control capabilities

Disadvantages: - Limited flash memory and SRAM compared to higher-end microcontrollers - Limited number of digital I/O pins

Working Principles

The ATSAMD21E18A-MUT microcontroller operates based on the ARM Cortex-M0+ architecture. It executes instructions stored in its flash memory, interacts with various peripherals, and communicates with external devices through its digital and analog I/O pins. The low-power design ensures efficient operation even in battery-powered applications.

Application Field Plans

The ATSAMD21E18A-MUT microcontroller finds applications in various fields, including: - Internet of Things (IoT) devices - Home automation systems - Wearable devices - Industrial automation - Robotics - Sensor networks

Alternative Models

• ATSAMD21G18A-MUT: Similar microcontroller with lower flash memory and SRAM capacity.
• ATSAMD21J18A-MUT: Similar microcontroller with higher flash memory and SRAM capacity