Microchip Technology

ATSAMD21E18A-AF  

Microcontrollers

Microchip Technology's ATSAMD21E18A-AF is a low-power, microcontroller unit (MCU) that is part of the ATSAMD21 series. This MCU is designed for a wide range of applications, including industrial, medical, and consumer products.

Description:

The ATSAMD21E18A-AF is a 32-bit ARM Cortex-M0+ based MCU with a maximum CPU frequency of 48 MHz. It features 256 kB of flash memory, 32 kB of SRAM, and 3.25 kB of EEPROM. The MCU also includes a range of peripherals, including USB, SERCOM (Serial Communication Interface), and ADC (Analog-to-Digital Converter).

Features:

1. Low-power: The ATSAMD21E18A-AF is designed for low-power applications, with a variety of power-saving modes to extend battery life.
2. ARM Cortex-M0+ processor: The MCU features a 32-bit ARM Cortex-M0+ processor with a maximum CPU frequency of 48 MHz.
3. Memory: The ATSAMD21E18A-AF includes 256 kB of flash memory, 32 kB of SRAM, and 3.25 kB of EEPROM.
4. Peripherals: The MCU includes a range of peripherals, including USB, SERCOM, and ADC.
5. Security: The ATSAMD21E18A-AF includes a range of security features, including a unique 128-bit device ID, secure boot, and flash memory read protection.

Applications:

The ATSAMD21E18A-AF is suitable for a wide range of applications, including:

1. Industrial control: The low-power capabilities and range of peripherals make the ATSAMD21E18A-AF well-suited for industrial control applications, such as motor control and sensor interfacing.
2. Medical devices: The MCU's low-power capabilities and security features make it suitable for use in medical devices, such as wearable health monitors and portable diagnostic equipment.
3. Consumer products: The ATSAMD21E18A-AF can be used in a range of consumer products, including home automation systems, portable electronics, and smart appliances.
4. IoT devices: The MCU's low-power capabilities and range of peripherals make it well-suited for Internet of Things (IoT) devices, such as smart sensors and connected home devices.

Overall, the ATSAMD21E18A-AF is a versatile, low-power MCU that is well-suited for a wide range of applications. Its combination of features, including a powerful processor, memory, and peripherals, make it an excellent choice for developers looking for a reliable and efficient MCU for their projects.

ATSAMD21E18A-AF Documents

Download datasheets and manufacturer documentation for ATSAMD21E18A-AF

Errata :

SAM D21 Family Errata, Clarification      

PCN Assembly/Origin :

Assembly 14/Sep/2020      

Datasheets :

SAM D21/DA1 Family Datasheet      

PCN Packaging :

Transfer to Microchip/Label/Pkg 5/Sep/2016       MBB/Label Chgs 16/Nov/2018      

Design Resources :

ATSAMD21E18 Development Tool Selector      

PCN Design/Specification :

SAM D21/DA1 10/Sep/2021       SAM D21/DA1 05/Apr/2021      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH