ATSAMD20E18A-MU

Product Overview

Category

ATSAMD20E18A-MU belongs to the category of microcontrollers.

Use

It is primarily used for embedded systems and IoT (Internet of Things) applications.

Characteristics

• Low power consumption
• High-performance ARM Cortex-M0+ processor
• Integrated peripherals for various applications
• Secure boot and secure key storage
• Flexible serial communication interfaces
• Analog-to-digital converter (ADC)
• Real-time clock (RTC)
• Multiple timers/counters

Package

ATSAMD20E18A-MU comes in a small form-factor package suitable for surface mount technology (SMT).

Essence

The essence of ATSAMD20E18A-MU lies in its ability to provide a powerful yet energy-efficient solution for embedded systems and IoT devices.

Packaging/Quantity

ATSAMD20E18A-MU is typically packaged in reels or trays, with a quantity of 250 or 500 units per reel/tray.

Specifications

• Microcontroller: 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
• Serial Communication Interfaces: UART, SPI, I2C
• ADC Resolution: 12-bit
• Timers/Counters: 6
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

ATSAMD20E18A-MU has a total of 32 pins, which are assigned for various functions such as digital I/O, analog input, power supply, and communication interfaces. The pin configuration is as follows:

(Pin Number) - (Pin Name) - (Function)

1 - PA00 - Digital I/O or Analog Input 2 - PA01 - Digital I/O or Analog Input 3 - PA02 - Digital I/O or Analog Input 4 - PA03 - Digital I/O or Analog Input 5 - PA04 - Digital I/O or Analog Input 6 - PA05 - Digital I/O or Analog Input 7 - PA06 - Digital I/O or Analog Input 8 - PA07 - Digital I/O or Analog Input 9 - GND - Ground 10 - VDDANA - Analog Power Supply 11 - PA08 - Digital I/O or Analog Input 12 - PA09 - Digital I/O or Analog Input 13 - PA10 - Digital I/O or Analog Input 14 - PA11 - Digital I/O or Analog Input 15 - PA14 - Digital I/O or Analog Input 16 - PA15 - Digital I/O or Analog Input 17 - PA16 - Digital I/O or Analog Input 18 - PA17 - Digital I/O or Analog Input 19 - PA18 - Digital I/O or Analog Input 20 - PA19 - Digital I/O or Analog Input 21 - GND - Ground 22 - VDDCORE - Core Power Supply 23 - VDDIN - Digital Power Supply 24 - PA22 - Digital I/O or Analog Input 25 - PA23 - Digital I/O or Analog Input 26 - PA24 - Digital I/O or Analog Input 27 - PA25 - Digital I/O or Analog Input 28 - PA27 - Digital I/O or Analog Input 29 - PA28 - Digital I/O or Analog Input 30 - PA30 - Digital I/O or Analog Input 31 - PA31 - Digital I/O or Analog Input 32 - GND - Ground

Functional Features

• High-performance ARM Cortex-M0+ processor for efficient execution of instructions.
• Low power consumption, making it suitable for battery-powered applications.
• Integrated peripherals such as UART, SPI, and I2C for seamless communication with other devices.
• Secure boot and secure key storage for enhanced system security.
• Analog-to-digital converter (ADC) for precise measurement of analog signals.
• Real-time clock (RTC) for accurate timekeeping.
• Multiple timers/counters for various timing and counting applications.

Advantages and Disadvantages

Advantages

• High-performance processor enables efficient execution of instructions.
• Low power consumption extends battery life in portable devices.
• Integrated peripherals simplify the design and implementation of communication interfaces.
• Secure boot and secure key storage enhance system security.
• Analog-to-digital converter provides accurate measurement of analog signals.
• Real-time clock ensures accurate timekeeping.
• Multiple timers/counters offer flexibility in timing and counting applications.

Disadvantages

• Limited flash memory and SRAM may restrict the complexity of applications.
• The number of digital I/O pins may be insufficient for certain projects.
• Operating temperature range may not be suitable for extreme environments.

Working Principles

ATSAMD20E18