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ATSAMD51N20A-AU ARM Cortex-M4F 32-bit microcontroller with 1MB Flash and 256KB RAM. Operating at 120MHz in a 100-TQFP package.
Mfr Part #:

ATSAMD51N20A-AU

Available from 2 distributors
Mfr Name: Microchip Technology
Microchip Technology
ARM Cortex-M4F 32-bit microcontroller with 1MB Flash and 256KB RAM. Operating at 120MHz in a 100-TQFP package.
✓ Total Stock: 11,401 pcs

ATSAMD51N20A-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
Romaks Technologies ✓
Non-Authorised Inventory information
10,044 pcs
On Request
10044 pcs On Request 1 On Request On Request On Request On Request On Request
Xingangxin ✓
Non-Authorised Inventory information
1,357 pcs
On Request
1357 pcs On Request 1 On Request On Request On Request On Request On Request
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ATSAMD51N20A-AU 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
SVHC Present
Speed
Supplier Device Package
Voltage
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ATSAMD51N20A-AU Description

Short technical summary and product information.

The ATSAMD51N20A-AU is a 32-bit microcontroller from Microchip Technology based on the ARM Cortex-M4F core. It features 1MB of Flash program memory and 256KB of RAM, operating at a maximum speed of 120MHz. The device includes a rich set of connectivity options such as EBI/EMI, I2C, IrDA, LINbus, MMC/SD, QSPI, SPI, UART/USART, and USB. Peripherals include brown-out detect/reset, DMA, I2S, POR, and PWM. It also features 28-channel 12-bit ADC and 2-channel 12-bit DAC.

 

The microcontroller is designed for a wide range of embedded applications requiring high performance and connectivity. It operates from a supply voltage of 1.71V to 3.63V and over a temperature range of -40°C to 85°C. The device is housed in a 100-TQFP package with a 14x14mm body, suitable for surface mount assembly.

 

With 81 I/O pins and an internal oscillator, the ATSAMD51N20A-AU provides flexibility for complex system designs. Its DMA controller and PWM modules enable efficient data handling and motor control applications. The integrated USB interface supports device and host modes.

ATSAMD51N20A-AU Quick Information

Product Type: Microcontroller
Canonical Name: Microchip Technology ATSAMD51N20A-AU ARM Cortex-M4F Microcontroller
Subcategory: ARM Cortex-M4F Microcontrollers

ATSAMD51N20A-AU Compliance

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

ATSAMD51N20A-AU Features

  • ARM Cortex-M4F core at 120MHz.
  • 1MB Flash and 256KB RAM memory.
  • 28-channel 12-bit ADC and 2-channel DAC.
  • 81 I/O pins with multiple serial interfaces.
  • Wide operating voltage range 1.71V to 3.63V.

ATSAMD51N20A-AU Applications

  • Ideal for industrial control and automation.
  • Suitable for IoT edge devices and gateways.
  • Used in motor control and power management.
  • Perfect for audio processing and human-machine interfaces.

ATSAMD51N20A-AU FAQs

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

1.71V to 3.63V.

What is the package type?

100-TQFP (14x14mm).

What is the operating temperature range?

-40°C to 85°C.

Is the ATSAMD51N20A-AU RoHS compliant?

RoHS3 Compliant (unverified).

What core does the ATSAMD51N20A-AU use?

ARM Cortex-M4F 32-bit.

What is the maximum clock speed?

120MHz.

How much Flash and RAM does it have?

1MB Flash and 256KB RAM.

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