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HomeProductsIntegrated Circuits (ICs)Embedded - MicrocontrollersATSAML21J18B-MUT
ATSAML21J18B-MUT Image
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See specifications for product details.

ATSAML21J18B-MUT - Microchip Technology

Manufacturer Part Number
ATSAML21J18B-MUT
Manufacturer
Microchip Technology
Allelco Part Number
32D-ATSAML21J18B-MUT
ECAD Model
Parts Description
IC MCU 32BIT 256KB FLASH 64QFN
Detailed Description
Package
64-VFQFN Exposed Pad
Data sheet
SAM L21(E,G,J) Datasheet Summary.pdf
SAM L21 Family Datasheet.pdf
RoHs Status
ROHS3 Compliant
In stock: 5147

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Specifications

ATSAML21J18B-MUT Tech Specifications
Microchip Technology - ATSAML21J18B-MUT technical specifications, attributes, parameters and parts with similar specifications to Microchip Technology - ATSAML21J18B-MUT

Product Attribute Attribute Value  
Manufacturer Microchip Technology  
Voltage - Supply (Vcc/Vdd) 1.62V ~ 3.63V  
Supplier Device Package 64-QFN (9x9)  
Speed 48MHz  
Series SAM L21J, Functional Safety (FuSa)  
RAM Size 32K x 8  
Program Memory Type FLASH  
Program Memory Size 256KB (256K x 8)  
Peripherals DMA, POR, PWM, WDT  
Package / Case 64-VFQFN Exposed Pad  
Package Tape & Reel (TR)  
Product Attribute Attribute Value  
Oscillator Type Internal  
Operating Temperature -40°C ~ 85°C (TA)  
Number of I/O 51  
Mounting Type Surface Mount  
EEPROM Size -  
Data Converters A/D 20x12b; D/A 2x12b  
Core Size 32-Bit Single-Core  
Core Processor ARM® Cortex®-M0+  
Connectivity I²C, LINbus, SCI, SPI, UART/USART, USB  
Base Product Number ATSAML21  

Parts Introduction

Manufacturer Part Number

ATSAML21J18B-MUT

Manufacturer

Microchip Technology

Introduction

The ATSAML21J18B-MUT is an embedded microcontroller from Microchip Technology's SAM L21J series, designed for power efficiency and Functional Safety (FuSa) applications. It integrates a 32-Bit ARM® Cortex®-M0+ core processor.

Product Features and Performance

ARM® Cortex®-M0+ core processor.

32-Bit Single-Core architecture.

Clock speed of up to 48MHz.

Comprehensive connectivity options including I2C, LINbus, SCI, SPI, UART/USART, and USB.

Integrated DMA, POR (Power-On Reset), PWM (Pulse-Width Modulation), and WDT (Watchdog Timer) peripherals.

Offers 51 I/O pins.

Features 256KB of FLASH program memory.

Includes 32KB of RAM.

Internal oscillator.

Supports an operating temperature range of -40°C ~ 85°C.

Product Advantages

High integration level reduces overall system components and cost.

Low power consumption enhances battery life for portable applications.

Extensive connectivity options ensure flexibility in system design.

Functional Safety (FuSa) features suitable for safety-critical applications.

Key Technical Parameters

Core Processor: ARM® Cortex®-M0+

Speed: 48MHz

Program Memory Size: 256KB

RAM Size: 32KB

Voltage Supply (Vcc/Vdd): 1.62V ~ 3.63V

Data Converters: A/D 20x12b, D/A 2x12b

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Designed with Functional Safety considerations to meet industry standards.

Reliable power-on reset and watchdog timer functions to ensure system stability.

Compatibility

Compatible with a wide range of communication protocol standards.

Suitable for surface mount technology (SMT) processes.

Application Areas

Industrial control systems

Battery-operated devices

Medical equipment

Automotive electronics

IoT devices

Product Lifecycle

Currently active.

Not indicated as nearing discontinuation, ensuring long-term availability.

Support for upgrades and replacement options will be provided by Microchip Technology.

Several Key Reasons to Choose This Product

ARM® Cortex®-M0+ processor balances performance with power efficiency.

Extensive I/O and communication protocol support enhances design flexibility.

Low power design extends battery life for portable applications.

Functional Safety features make it ideal for critical applications where reliability is paramount.

Supported by Microchip Technology’s commitment to long-term availability and support, reducing risks associated with product obsolescence.

Parts with Similar Specifications

The three parts on the right have similar specifications to Microchip Technology ATSAML21J18B-MUT

Product Attribute ATSAML21J18B-MUT ATSAML21J17B-AUT ATSAML21J18B-ANT ATSAML22J16A-AUT
Part Number ATSAML21J18B-MUT ATSAML21J17B-AUT ATSAML21J18B-ANT ATSAML22J16A-AUT
Manufacturer Microchip Technology Microchip Technology Microchip Technology Microchip Technology
Base Product Number ATSAML21 ATSAML21 ATSAML21 ATSAML22
Speed 48MHz 48MHz 48MHz 32MHz
Oscillator Type Internal Internal Internal Internal
RAM Size 32K x 8 16K x 8 32K x 8 8K x 8
Program Memory Type FLASH FLASH FLASH FLASH
Operating Temperature -40°C ~ 85°C (TA) -40°C ~ 85°C (TA) -40°C ~ 105°C (TA) -40°C ~ 85°C (TA)
Core Size 32-Bit Single-Core 32-Bit Single-Core 32-Bit Single-Core 32-Bit Single-Core
Supplier Device Package 64-QFN (9x9) 64-TQFP (10x10) 64-TQFP (10x10) 64-TQFP (10x10)
Series SAM L21J, Functional Safety (FuSa) SAM L21J, Functional Safety (FuSa) SAM L21J, Functional Safety (FuSa) SAM L22J
Connectivity I²C, LINbus, SCI, SPI, UART/USART, USB I²C, LINbus, SCI, SPI, UART/USART, USB I²C, LINbus, SCI, SPI, UART/USART, USB I²C, SPI, UART/USART, USB
EEPROM Size - - - -
Peripherals DMA, POR, PWM, WDT DMA, POR, PWM, WDT DMA, POR, PWM, WDT Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT
Package / Case 64-VFQFN Exposed Pad 64-TQFP 64-TQFP 64-TQFP
Voltage - Supply (Vcc/Vdd) 1.62V ~ 3.63V 1.62V ~ 3.63V 1.62V ~ 3.63V 1.62V ~ 3.63V
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Program Memory Size 256KB (256K x 8) 128KB (128K x 8) 256KB (256K x 8) 64KB (64K x 8)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Data Converters A/D 20x12b; D/A 2x12b A/D 20x12b; D/A 2x12b A/D 20x12b; D/A 2x12b A/D 16x12b
Number of I/O 51 51 51 50
Core Processor ARM® Cortex®-M0+ ARM® Cortex®-M0+ ARM® Cortex®-M0+ ARM® Cortex®-M0+

ATSAML21J18B-MUT Datasheet PDF

Download ATSAML21J18B-MUT pdf datasheets and Microchip Technology documentation for ATSAML21J18B-MUT - Microchip Technology.

Datasheets
SAM L21 Family Datasheet.pdf
PCN Packaging
Transfer to Microchip/Label/Pkg 5/Sep/2016.pdf Boxes 07/Dec/2016.pdf
PCN Design/Specification
Marking Chgs 11/Jul/2017.pdf SAM L21 13/Feb/2020.pdf
Errata
SAM L21 Family Errata~.pdf
HTML Datasheet
SAM L21(E,G,J) Datasheet Summary.pdf
PCN Assembly/Origin
2.73KHz.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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ATSAML21J18B-MUT Image

ATSAML21J18B-MUT

Microchip Technology
32D-ATSAML21J18B-MUT

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