ATSAMD21E17A-MU - Microchip Technology

Manufacturer Part Number

ATSAMD21E17A-MU

Manufacturer

Microchip Technology

Introduction

Low-power microcontroller for a wide range of applications

Product Features and Performance

32-bit ARM Cortex-M0+ core

48MHz maximum CPU speed

128KB FLASH program memory

16KB SRAM

10-channel 12-bit A/D converter

1-channel 10-bit D/A converter

Serial communication modules including I2C, SPI, and UART/USART

USB interface support

26 general-purpose I/O lines

Internal oscillator

Peripheral Touch Controller for capacitive touch interfaces

SERCOM modules that can be configured as USART, UART, SPI, and I2C

Timer/Counter for Control applications (TCC), Timer/Counters (TC), and Watchdog Timer (WDT)

Product Advantages

Low power consumption suitable for battery-powered applications

Extensive peripheral set for versatile usage

Built-in support for capacitive touch sensing

Easy to design with due to the QFN package

Supports in-system programming and in-circuit debugging

Key Technical Parameters

Core Size: 32-Bit Single-Core

Speed: 48MHz

Number of I/O: 26

Program Memory Size: 128KB (128K x 8)

Program Memory Type: FLASH

RAM Size: 16K x 8

Voltage Supply (Vcc/Vdd): 1.62V to 3.6V

Quality and Safety Features

Brown-out Detect/Reset

Power-On Reset (POR)

Built for Functional Safety (FuSa) applications

Compatibility

Supports standard communication protocols

Compatible with a wide range of external components

Application Areas

Industrial control systems

Internet of Things (IoT) devices

Consumer electronics

Medical devices

Automotive applications

Battery-operated devices

Product Lifecycle

Active status with long-term availability expected

Not nearing discontinuation, manufacturer typically supports with updates and replacements

Several Key Reasons to Choose This Product

Efficient power usage extends battery life

The Flexible and rich peripheral set enables a broad range of device functions

Touch interface capabilities built-in

Easy to integrate in various designs

Extensive support and resources from Microchip Technology

Robust temperature range for use in different environments

Surface-mount package compatible with modern PCB assembly processes