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ATSAMG55J19B-AU The ATSAMG55J19B-AU is a 32-bit ARM Cortex-M4 microcontroller from Microchip Technology with 512KB Flash memory and 176KB RAM. It operates at up to 120 MHz and comes in a 64-LQFP surface-mount package.
Mfr Part #:

ATSAMG55J19B-AU

Available from 2 distributors
Mfr Name: Microchip Technology
Microchip Technology
The ATSAMG55J19B-AU is a 32-bit ARM Cortex-M4 microcontroller from Microchip Technology with 512KB Flash memory and 176KB RAM. It operates at up to 120 MHz and comes in a 64-LQFP surface-mount package.
✓ Total Stock: 1,615 pcs

ATSAMG55J19B-AU Available from 2 distributors

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Xingangxin ✓
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1,420 pcs
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1420 pcs On Request 1 On Request On Request On Request On Request On Request
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195 pcs
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195 pcs On Request 1 On Request On Request 2247 On Request On Request
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ATSAMG55J19B-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
Speed
Supplier Device Package
Voltage
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ATSAMG55J19B-AU Description

Short technical summary and product information.

The ATSAMG55J19B-AU is a 32-bit ARM Cortex-M4 microcontroller manufactured by Microchip Technology. It features a single-core processor running at up to 120 MHz, with 512KB of Flash program memory and 176KB of RAM. The device includes 48 general-purpose I/O pins and supports a supply voltage range of 1.62V to 3.6V.

 

This microcontroller integrates a variety of peripherals including DMA, I2S, POR, PWM, and WDT. Connectivity options include I2C, SPI, UART/USART, and USB interfaces. It also features an internal oscillator and an 8-channel 12-bit analog-to-digital converter (ADC).

 

The ATSAMG55J19B-AU is housed in a 64-LQFP (10x10 mm) package and is designed for surface-mount assembly. It operates over an industrial temperature range of -40°C to 85°C, making it suitable for a wide range of embedded applications.

ATSAMG55J19B-AU Quick Information

Product Type: Microcontroller
Series: SAM G55
Canonical Name: Microchip Technology ATSAMG55J19B-AU ARM Cortex-M4 Microcontroller
Subcategory: 32-bit ARM Cortex-M4 MCU

ATSAMG55J19B-AU Compliance

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

ATSAMG55J19B-AU Features

  • 32-bit ARM Cortex-M4 core at 120 MHz.
  • 512KB Flash and 176KB RAM memory.
  • 48 I/O pins with multiple connectivity options.
  • 8-channel 12-bit ADC and internal oscillator.
  • Surface-mount 64-LQFP package, -40 to 85°C range.

ATSAMG55J19B-AU Applications

  • Industrial control and automation systems
  • Internet of Things (IoT) edge devices
  • Portable medical monitoring equipment
  • Motor control with PWM and DMA
  • Serial communication interface nodes

ATSAMG55J19B-AU FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating temperature range of the ATSAMG55J19B-AU?

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

What is the supply voltage range for this microcontroller?

The supply voltage range is 1.62V to 3.6V.

What package does the ATSAMG55J19B-AU come in?

It comes in a 64-LQFP (10x10 mm) surface-mount package.

What is the core processor and speed of this MCU?

It features an ARM Cortex-M4 32-bit core running at up to 120 MHz.

How much Flash and RAM memory does it have?

It has 512KB of Flash program memory and 176KB of RAM.

What connectivity interfaces are available?

Connectivity includes I2C, SPI, UART/USART, and USB.

Is the ATSAMG55J19B-AU RoHS compliant?

RoHS status is listed as RoHS3 Compliant, but this is unverified and has low confidence.

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