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ATSAMD21G16B-AU Microchip Technology ATSAMD21G16B-AU is a 32-bit ARM Cortex-M0+ microcontroller with 64KB Flash, 8KB RAM, operating at 48 MHz, in a 48-TQFP package.
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ATSAMD21G16B-AU

Available from 2 distributors
Mfr Name: Microchip Technology
Microchip Technology
Microchip Technology ATSAMD21G16B-AU is a 32-bit ARM Cortex-M0+ microcontroller with 64KB Flash, 8KB RAM, operating at 48 MHz, in a 48-TQFP package.
✓ Total Stock: 8,101 pcs

ATSAMD21G16B-AU Available from 2 distributors

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5,000 pcs
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5000 pcs On Request 1 On Request On Request 24+ On Request On Request
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3,101 pcs
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3101 pcs On Request 1 On Request On Request On Request On Request On Request
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ATSAMD21G16B-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
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ATSAMD21G16B-AU Description

Short technical summary and product information.

The ATSAMD21G16B-AU is a 32-bit microcontroller based on the ARM Cortex-M0+ processor core, operating at up to 48 MHz. It features 64KB of Flash program memory and 8KB of SRAM, with 38 I/O pins. On-chip peripherals include brown-out detect/reset, DMA, I²S, POR, PWM, and watchdog timer. Connectivity interfaces include I²C, LINbus, SPI, UART/USART, and USB. The device also includes an A/D converter with 14 channels at 12-bit resolution and a D/A converter with 1 channel at 10-bit resolution.

 

Operating from a supply voltage range of 1.62V to 3.6V, the ATSAMD21G16B-AU is designed for industrial temperature ranges from -40°C to +85°C. It is housed in a surface-mount 48-TQFP package (7x7 mm) with an internal oscillator, making it suitable for compact embedded designs.

ATSAMD21G16B-AU Quick Information

Product Type: Microcontroller
Series: SAM D21
Canonical Name: Microchip Technology ATSAMD21G16B-AU ARM Cortex-M0+ 32-bit Microcontroller
Subcategory: ARM Cortex-M0+ MCU

ATSAMD21G16B-AU Compliance

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

ATSAMD21G16B-AU Features

  • ARM Cortex-M0+ 32-bit processor core.
  • 48 MHz maximum operating frequency.
  • 64KB Flash and 8KB SRAM memory.
  • 38 I/O pins with various peripherals.
  • Surface mount 48-TQFP package.

ATSAMD21G16B-AU Applications

  • Ideal for embedded control applications.
  • Suitable for industrial automation systems.
  • Used in consumer electronics devices.
  • Applicable for sensor interface designs.
  • Common in IoT edge node implementations.

ATSAMD21G16B-AU FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the ATSAMD21G16B-AU?

The supply voltage range is 1.62V to 3.6V.

What is the maximum clock speed?

The maximum clock speed is 48 MHz.

How much Flash memory does it have?

It has 64KB of Flash program memory.

What package is the ATSAMD21G16B-AU available in?

It is available in a 48-TQFP (7x7 mm) surface mount package.

What is the operating temperature range?

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

Is the ATSAMD21G16B-AU RoHS compliant?

Yes, it is RoHS3 compliant (unverified).

What connectivity interfaces does it support?

It supports I²C, LINbus, SPI, UART/USART, and USB.

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