ATSAMD21E18A-MU Microchip Technology ATSAMD21E18A-MU is a 32-bit ARM Cortex-M0+ microcontroller with 256KB Flash memory, 32KB RAM, and 48MHz clock speed. It features 26 I/O pins, I2C, SPI, UART/USART, USB connectivity, and operates from 1.62V to 3.6V.
Mfr Part #:

ATSAMD21E18A-MU

Available from 2 distributors
Mfr Name: Microchip Technology
Microchip Technology
Microchip Technology ATSAMD21E18A-MU is a 32-bit ARM Cortex-M0+ microcontroller with 256KB Flash memory, 32KB RAM, and 48MHz clock speed. It features 26 I/O pins, I2C, SPI, UART/USART, USB connectivity, and operates from 1.62V to 3.6V.
✓ Total Stock: 3,240 pcs

ATSAMD21E18A-MU Available from 2 distributors

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✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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3,235 pcs
3235 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
5 pcs
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ATSAMD21E18A-MU Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Data Converters
Mounting Type
Number of I
Operating Temperature
Oscillator Type
Peripherals
Program Memory Size
Program Memory Type
RAM Size
Speed
Supplier Device Package
Voltage

ATSAMD21E18A-MU Description

Short technical summary and product information.

The Microchip Technology ATSAMD21E18A-MU is a 32-bit microcontroller based on the ARM Cortex-M0+ processor core. It operates at a maximum clock frequency of 48 MHz and features 256KB of Flash program memory and 32KB of SRAM. The device includes a rich set of peripherals including brown-out detect/reset, DMA, I2S, POR, PWM, and watchdog timer. It also provides 10-channel 12-bit ADC and a single 10-bit DAC for analog interfacing. Connectivity options include I2C, LINbus, SPI, UART/USART, and USB. The microcontroller operates over a supply voltage range of 1.62V to 3.6V and an ambient temperature range of -40°C to 85°C. It is housed in a 32-VFQFN exposed pad package (32-VQFN 5x5mm) and is surface mount compatible. This combination of features makes the ATSAMD21E18A-MU suitable for a wide range of embedded applications including industrial control, sensor nodes, and portable devices.

ATSAMD21E18A-MU Quick Information

Product Type: Microcontroller
Series: SAMD21
Canonical Name: Microchip Technology ATSAMD21E18A-MU ARM Cortex-M0+ Microcontroller with 256KB Flash
Subcategory: ARM Cortex-M0+ Microcontroller

ATSAMD21E18A-MU Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

ATSAMD21E18A-MU Features

  • ARM Cortex-M0+ core at 48MHz.
  • 256KB Flash and 32KB RAM.
  • 26 I/O with serial interfaces.
  • Internal oscillator and wide voltage.
  • Surface mount 32-VFQFN package.

ATSAMD21E18A-MU Applications

  • Embedded control with USB connectivity.
  • Sensor interfacing via I2C and SPI.
  • Motor control with PWM output.
  • Low-power battery-operated devices.
  • General-purpose 32-bit microcontroller tasks.

ATSAMD21E18A-MU FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range?

1.62V to 3.6V.

What is the operating temperature range?

-40°C to 85°C.

What is the package type?

32-VFQFN Exposed Pad, supplier device package 32-VQFN (5x5).

Is the component RoHS compliant?

RoHS3 Compliant (unverified).

What is the core processor?

ARM Cortex-M0+.

What is the maximum clock speed?

48 MHz.

How much Flash memory does it have?

256 KB.

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