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ATSAMD51N19A-AU ATSAMD51N19A-AU is a high-performance 32-bit ARM Cortex-M4F microcontroller by Microchip Technology with 512KB Flash, 192KB RAM, and 81 I/O pins in a 100-TQFP package.
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ATSAMD51N19A-AU

Available from 2 distributors
Mfr Name: Microchip Technology
Microchip Technology
ATSAMD51N19A-AU is a high-performance 32-bit ARM Cortex-M4F microcontroller by Microchip Technology with 512KB Flash, 192KB RAM, and 81 I/O pins in a 100-TQFP package.
✓ Total Stock: 3,241 pcs

ATSAMD51N19A-AU Available from 2 distributors

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3,238 pcs
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3 pcs
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3 pcs On Request 1 On Request On Request On Request On Request On Request
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ATSAMD51N19A-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
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ATSAMD51N19A-AU Description

Short technical summary and product information.

The ATSAMD51N19A-AU is a 32-bit microcontroller from Microchip Technology based on the ARM Cortex-M4F core with floating-point unit, operating at up to 120MHz. It features 512KB of Flash program memory and 192KB of RAM, providing ample storage for complex embedded applications.

 

This microcontroller offers extensive connectivity including EBI/EMI, I²C, IrDA, LINbus, MMC/SD, QSPI, SPI, UART/USART, and USB. It also includes 28x12-bit ADC and 2x12-bit DAC channels, making it suitable for sensing and control tasks. The device operates from 1.71V to 3.63V and includes peripherals such as DMA, I²S, PWM, and brown-out detection.

 

The ATSAMD51N19A-AU is housed in a 100-pin TQFP surface-mount package (14x14mm) and is rated for -40°C to +85°C operation. It is ideal for industrial automation, consumer electronics, automotive, and medical applications that require high performance and rich connectivity.

ATSAMD51N19A-AU Quick Information

Product Type: Microcontroller
Series: SAM D51
Canonical Name: Microchip Technology ATSAMD51N19A-AU ARM Cortex-M4F Microcontroller
Subcategory: ARM Cortex-M4F Microcontroller

ATSAMD51N19A-AU Compliance

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

ATSAMD51N19A-AU Features

  • 120MHz ARM Cortex-M4F with FPU.
  • 512KB Flash and 192KB SRAM memory.
  • 28x12-bit ADC and 2x12-bit DAC.
  • Extensive connectivity: USB, I2C, SPI, UART.
  • 81 I/O pins in 100-TQFP package.

ATSAMD51N19A-AU Applications

  • Industrial automation and motor control.
  • Consumer IoT and smart home devices.
  • Automotive infotainment and telematics.
  • Medical diagnostic and monitoring equipment.
  • Communication gateways and modems.

ATSAMD51N19A-AU FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of ATSAMD51N19A-AU?

1.71V to 3.63V.

What package does ATSAMD51N19A-AU come in?

100-pin TQFP (14x14mm).

What is the operating temperature range?

-40°C to +85°C.

Is ATSAMD51N19A-AU RoHS compliant?

Yes, it is RoHS3 compliant (unverified).

What is the core processor in ATSAMD51N19A-AU?

ARM Cortex-M4F with FPU.

How much Flash and RAM does ATSAMD51N19A-AU have?

512KB Flash and 192KB RAM.

What is the maximum speed of this microcontroller?

120MHz.

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