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ATSAMD20G18A-AU The ATSAMD20G18A-AU is a 32-bit ARM Cortex-M0+ microcontroller from Microchip Technology. It features 256KB Flash memory, 32KB RAM, 48MHz clock speed, and 38 I/O pins in a 48-TQFP package.
Mfr Part #:

ATSAMD20G18A-AU

Available from 2 distributors
Mfr Name: Microchip Technology
Microchip Technology
The ATSAMD20G18A-AU is a 32-bit ARM Cortex-M0+ microcontroller from Microchip Technology. It features 256KB Flash memory, 32KB RAM, 48MHz clock speed, and 38 I/O pins in a 48-TQFP package.
✓ Total Stock: 22,077 pcs

ATSAMD20G18A-AU 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
Smaxon Electronics ✓
Non-Authorised Inventory information
22,071 pcs
On Request
22071 pcs On Request 1 On Request On Request 17+ On Request On Request
Components Technology Group, Inc. ✓
Non-Authorised Inventory information
6 pcs
On Request
6 pcs On Request 1 On Request On Request On Request On Request On Request
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ATSAMD20G18A-AU Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connectivity
Core Processor
Core Size
Data Converters
Lead Style
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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ATSAMD20G18A-AU Description

Short technical summary and product information.

The Microchip Technology ATSAMD20G18A-AU is a 32-bit microcontroller built around the ARM Cortex-M0+ core, operating at up to 48MHz. It provides 256KB of Flash program memory and 32KB of SRAM, suitable for a wide range of embedded control applications.

 

This device includes connectivity options such as I2C, SPI, and UART/USART interfaces, along with peripherals including brown-out detect/reset, power-on reset, and a watchdog timer. It also features 14-channel 12-bit analog-to-digital converters and a single 10-bit digital-to-analog converter.

 

The ATSAMD20G18A-AU is supplied in a 48-TQFP package with a 7x7mm body, designed for surface mount assembly. It operates over a supply voltage range of 1.62V to 3.6V and a temperature range of -40°C to 85°C.

ATSAMD20G18A-AU Quick Information

Product Type: Microcontroller
Series: ATSAMD20G18A
Canonical Name: Microchip Technology ATSAMD20G18A-AU ARM Cortex-M0+ Microcontroller
Subcategory: ARM Cortex-M0+

ATSAMD20G18A-AU Compliance

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

ATSAMD20G18A-AU Features

  • 32-bit ARM Cortex-M0+ core at 48MHz.
  • 256KB Flash and 32KB SRAM memory.
  • 38 I/O pins with multiple serial interfaces.
  • 14-channel 12-bit ADC and 1-channel 10-bit DAC.
  • Surface mount 48-TQFP package (7x7mm).

ATSAMD20G18A-AU Applications

  • Embedded control and automation systems.
  • Industrial sensor and actuator interfaces.
  • Portable and battery-powered devices.
  • Human-machine interface (HMI) panels.
  • IoT edge nodes and data loggers.

ATSAMD20G18A-AU FAQs

7 frequently asked questions generated from this part’s specifications.
What is the core processor of the ATSAMD20G18A-AU?

The core processor is an ARM Cortex-M0+.

What is the clock speed of this microcontroller?

The clock speed is 48MHz.

How much Flash memory does the ATSAMD20G18A-AU have?

It has 256KB of Flash program memory.

What is the operating temperature range?

The operating temperature range is -40°C to 85°C.

What package type is the ATSAMD20G18A-AU available in?

It is available in a 48-TQFP surface mount package (7x7mm).

What is the supply voltage range?

The supply voltage range is 1.62V to 3.6V.

How many I/O pins does this device have?

It has 38 I/O pins.

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