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ATSAMC21G18A-AUT ATSAMC21G18A-AUT is a 32-bit ARM Cortex-M0+ microcontroller from Microchip Technology. It features 48MHz clock speed, 256KB Flash memory, 32KB RAM, and 38 I/O pins in a 48-TQFP package.
Mfr Part #:

ATSAMC21G18A-AUT

Available from 3 distributors
Mfr Name: Microchip Technology
Microchip Technology
ATSAMC21G18A-AUT is a 32-bit ARM Cortex-M0+ microcontroller from Microchip Technology. It features 48MHz clock speed, 256KB Flash memory, 32KB RAM, and 38 I/O pins in a 48-TQFP package.
✓ Total Stock: 11,081 pcs

ATSAMC21G18A-AUT Available from 3 distributors

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ATSAMC21G18A-AUT 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
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ATSAMC21G18A-AUT Description

Short technical summary and product information.

The ATSAMC21G18A-AUT is a 32-bit ARM Cortex-M0+ microcontroller from Microchip Technology, operating at up to 48 MHz. It offers 256KB of Flash program memory and 32KB of RAM. The device includes 38 I/O lines and a rich set of peripherals: brown-out detect/reset, DMA, POR, and WDT. Connectivity options include CANbus, I2C, LINbus, SPI, and UART/USART. For analog interfacing, it features a 14-channel 12-bit ADC, a 2-channel 16-bit ADC, and a 1-channel 10-bit DAC. The supply voltage range is 2.7V to 5.5V, making it suitable for both 3.3V and 5V systems. Operating temperature range is -40°C to 85°C. The device is housed in a surface-mount 48-TQFP package (7x7mm). This microcontroller is designed for a wide range of embedded applications requiring robust communication interfaces and analog capabilities.

ATSAMC21G18A-AUT Quick Information

Product Type: Microcontroller
Canonical Name: Microchip Technology ATSAMC21G18A-AUT ARM Cortex-M0+ 32-bit Microcontroller
Subcategory: 32-bit ARM Microcontroller

ATSAMC21G18A-AUT Compliance

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

ATSAMC21G18A-AUT Features

  • 32-bit ARM Cortex-M0+ core at 48 MHz.
  • 256KB Flash and 32KB RAM memory.
  • 38 I/O pins with multiple communication interfaces.
  • Wide supply voltage range of 2.7V to 5.5V.
  • Surface mount 48-TQFP package.

ATSAMC21G18A-AUT Applications

  • Ideal for industrial control systems.
  • Used in automotive body electronics.
  • Suitable for sensor interfacing and data logging.
  • Can be used in CAN bus communication nodes.

ATSAMC21G18A-AUT FAQs

7 frequently asked questions generated from this part’s specifications.
Is the ATSAMC21G18A-AUT RoHS compliant?

Yes, it is listed as RoHS3 Compliant, though unverified.

What is the operating voltage range?

2.7V to 5.5V.

What package is the ATSAMC21G18A-AUT available in?

48-TQFP (7x7mm).

What is the operating temperature range?

-40°C to 85°C.

What is the core processor?

ARM Cortex-M0+ 32-bit.

What is the maximum clock speed?

48 MHz.

How much Flash memory does it have?

256KB.

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