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Home Products Integrated Circuits (ICs)Embedded - Microcontrollers~~ATSAML21J18B-AUT~~

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ATSAML21J18B-AUT - Atmel

Manufacturer Part Number: ATSAML21J18B-AUT

Manufacturer: Atmel

Allelco Part Number: 32D-ATSAML21J18B-AUT

ECAD Model

Parts Description: IC MCU 32BIT 256KB FLASH 64TQFP

Detailed Description

Package: 64-TQFP

Data sheet: ~~ATSAML21J18B-AUT.pdf~~

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In stock: 4030

Specifications

ATSAML21J18B-AUT Tech Specifications
Atmel - ATSAML21J18B-AUT technical specifications, attributes, parameters and parts with similar specifications to Atmel - ATSAML21J18B-AUT

Product Attribute	Attribute Value
Manufacturer	Atmel
Voltage - Supply (Vcc/Vdd)	1.62V ~ 3.63V
Supplier Device Package	64-TQFP (10x10)
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-TQFP
Package	Bulk

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-AUT

Manufacturer

Microchip Technology

Introduction

The ATSAML21J18B-AUT belongs to the SAM L21J series, focusing on low-power, high-performance microcontrollers.

Product Features and Performance

ARM Cortex-M0+ core

32-bit single-core processor

Maximum speed of 48MHz

Functional Safety (FuSA) support

Enhanced power-saving features

Product Advantages

Low power consumption

High integration for space-saving

Functional safety features suitable for critical applications

Key Technical Parameters

Core Size: 32-Bit

Speed: 48MHz

Number of I/O: 51

Program Memory: 256KB FLASH

RAM Size: 32KB

Supply Voltage: 1.62V to 3.63V

Operating Temperature range: -40°C to +85°C

64-TQFP (10x10) package

Quality and Safety Features

Features designed for functional safety applications

Extended operating temperature range

Compatibility

Compatible with I2C, LINbus, SPI, UART/USART, and USB protocols

Application Areas

Industrial control

Automotive systems

Consumer electronics

Internet of Things (IoT)

Product Lifecycle

Active status

Not nearing discontinuation

Several Key Reasons to Choose This Product

Low power consumption for battery-powered devices

Advanced connectivity options for versatile applications

Ample program and RAM memory for complex software

Functional safety features tailored for critical systems

Wide voltage supply range for variable power environments

Competent operating temperature range suitable for harsh conditions

Parts with Similar Specifications

The three parts on the right have similar specifications to Atmel ATSAML21J18B-AUT

Product Attribute
Part Number	ATSAML21J18B-AUT	ATSAML22G18A-MUT	ATSAML22J17A-AUT	ATSAML21E16B-AUT
Manufacturer	Atmel	Microchip Technology	Microchip Technology	Microchip Technology
Data Converters	A/D 20x12b; D/A 2x12b	A/D 10x12b	A/D 16x12b	A/D 10x12b; D/A 2x12b
Program Memory Type	FLASH	FLASH	FLASH	FLASH
Base Product Number	ATSAML21	ATSAML22	ATSAML22	ATSAML21
Operating Temperature	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)	-40°C ~ 85°C (TA)
Number of I/O	51	36	50	25
Oscillator Type	Internal	Internal	Internal	Internal
Core Processor	ARM® Cortex®-M0+	ARM® Cortex®-M0+	ARM® Cortex®-M0+	ARM® Cortex®-M0+
Voltage - Supply (Vcc/Vdd)	1.62V ~ 3.63V	1.62V ~ 3.63V	1.62V ~ 3.63V	1.62V ~ 3.63V
Program Memory Size	256KB (256K x 8)	256KB (256K x 8)	128KB (128K x 8)	64KB (64K x 8)
Package / Case	64-TQFP	48-VFQFN Exposed Pad	64-TQFP	32-TQFP
Package	Bulk	Tape & Reel (TR)	Tape & Reel (TR)	Tape & Reel (TR)
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Connectivity	I²C, LINbus, SCI, SPI, UART/USART, USB	I²C, SPI, UART/USART, USB	I²C, SPI, UART/USART, USB	I²C, LINbus, SCI, SPI, UART/USART, USB
Peripherals	DMA, POR, PWM, WDT	Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT	Brown-out Detect/Reset, DMA, LCD, POR, PWM, WDT	DMA, POR, PWM, WDT
EEPROM Size	-	-	-	-
RAM Size	32K x 8	32K x 8	16K x 8	8K x 8
Speed	48MHz	32MHz	32MHz	48MHz
Core Size	32-Bit Single-Core	32-Bit Single-Core	32-Bit Single-Core	32-Bit Single-Core
Series	SAM L21J, Functional Safety (FuSa)	SAM L22G	SAM L22J	SAM L21E, Functional Safety (FuSa)
Supplier Device Package	64-TQFP (10x10)	48-QFN (7x7)	64-TQFP (10x10)	32-TQFP (7x7)

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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

Use your express account for shipment if you have one.
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

Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
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
America	Brazil	7
Europe	Germany	5
	United Kingdom	4
	Italy	5
Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
Asia	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.

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