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ATSAMD21J18A-AUT

ATSAMD21J18A-AUT

ATSAMD21J18A-AUT

Microchip Technology

256KB 256K x 8 FLASH ARM® Cortex®-M0+ 32-Bit Microcontroller SAM D21J Series ATSAMD21J18 64 Pin 48MHz 3.3V 64-TQFP Exposed Pad

SOT-23

ATSAMD21J18A-AUT Datasheet PDF

non-compliant

Technical Specifications

Parameter NameValue
TypeParameter
Factory Lead Time 5 Weeks
Contact PlatingTin
Mount Surface Mount
Mounting Type Surface Mount
Package / Case 64-TQFP Exposed Pad
Surface MountYES
Number of Pins 64
Supplier Device Package 64-TQFP (10x10)
Number of Terminals 64
Mounting Style SMD/SMT
Interfaces I2C/I2S/SPI/USART/US
Data Converters A/D 20x12b, D/A 1x10b
MSL MSL 3 - 168 hours
Qualification AEC-Q100
Number of I/Os 52 I/O
Maximum Operating Temperature+ 85 C
Minimum Operating Temperature - 40 C
Interface Type I2C, I2S, LIN, SPI, USART
Manufacturer Microchip
Brand Microchip Technology
RoHS Details
Package Tape & Reel (TR);Cut Tape (CT);Digi-Reel®;
Base Product Number ATSAMD21
Mfr Microchip Technology
Product Status Active
Package Shape SQUARE
Number of I/O Lines 52
Operating Temperature-40°C~85°C TA
PackagingTape & Reel (TR)
Series SAM D21J
Published 2015
JESD-609 Code e3
Pbfree Code yes
Part StatusActive
Moisture Sensitivity Level (MSL) 3 (168 Hours)
Number of Terminations 64
Terminal Finish Matte Tin (Sn)
Terminal Position QUAD
Terminal FormGULL WING
Peak Reflow Temperature (Cel) 260
Supply Voltage 3.3V
Terminal Pitch0.5mm
Reach Compliance Code compliant
Frequency 48MHz
Time@Peak Reflow Temperature-Max (s) 30
Base Part Number ATSAMD21J18
JESD-30 Code S-PQFP-G64
Qualification StatusNot Qualified
Operating Supply Voltage3.3V
Power Supplies3.3 V
Temperature GradeINDUSTRIAL
Interface I2C, I2S, LIN, SPI, UART, USART, USB
Memory Size256kB
Oscillator TypeInternal
Number of I/O 52
Speed 48MHz
RAM Size 32K x 8
Voltage - Supply (Vcc/Vdd) 1.62V~3.6V
uPs/uCs/Peripheral ICs Type MICROCONTROLLER, RISC
Core Processor ARM® Cortex®-M0+
Peripherals Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Program Memory TypeFLASH
Core Size 32-Bit
Program Memory Size 256KB 256K x 8
Connectivity I2C, LINbus, SPI, UART/USART, USB
Supply Current-Max 7 mA
Bit Size 32
Data Converter A/D 20x12b; D/A 1x10b
Watchdog TimerYes
Has ADC YES
DMA Channels YES
Data Bus Width 32b
PWM Channels YES
DAC Channels YES
Seated Height-Max 1.2 mm
Number of Timers/Counters 8
Product TypeARM Microcontrollers - MCU
ROM (words) 262144
Core Architecture ARM
EEPROM Size --
CPU Family CORTEX-M0
Number of A/D Converters 1
RAM (bytes) 32768
Number of ADC Channels 20
Max Junction Temperature (Tj) 100°C
ROM Programmability FLASH
Number of PWM Channels 14
Number of I2C Channels 6
Ambient Temperature Range High85°C
Product MCU
Product CategoryARM Microcontrollers - MCU
Device CoreARM Cortex M0+
Height 1.2mm
Width 10 mm
Length 10 mm
RoHS StatusROHS3 Compliant
In-Stock:1803 items

Pricing & Ordering

QuantityUnit PriceExt. Price

ATSAMD21J18A-AUT Product Details

ATSAMD21J18A-AUT Overview


The package has a 64-TQFP Exposed Pad shape. With 52 I/Os, it's pretty good. The Microcontroller's mounting type is Surface Mount and this IC chip has the following features. As the name implies, this Microcontroller is based on the 32-Bit core. As far as its program memory type is concerned, it is FLASH. Temperatures within -40°C~85°C TA range are measured by this Microcontroller. The SAM D21J series is comprised of this electrical component. The electronic part has a program memory size of 256KB 256K x 8. There's a ARM® Cortex®-M0+ Core Processor inside. The IC chip fits into the MICROCONTROLLER, RISC uPs/uCs/Peripheral ICs category. There are 64 terminations on the IC chip. 32-bits are the size of the data that comes with MCU. A 3.3V volt supply is provided by the Microcontroller chip. In addition to that, MCU chip has YES DMA channels. Its memory size is 256kB. It is possible to find alternatives to the base part number ATSAMD21J18 by using the part number search tool. An effective performance can be achieved at a frequency of 48MHz. There are a total of YES channels in the device. It is possible to access the 64 pins on the chip. In total, it has 8 timers and counters in it. There are several CPUs that are embedded in the device, including the the CORTEX-M0 CPU. This device features a ARM core architecture. The ADC channels on this device total 20 in number. It has a set of 1 A/D converters on board the device. A total of 14 PWM channels are being used by the device. The part has been designed to incorporate 6 I2C channels.

ATSAMD21J18A-AUT Features


64-TQFP Exposed Pad package
Mounting type of Surface Mount


ATSAMD21J18A-AUT Applications


There are a lot of Microchip Technology
ATSAMD21J18A-AUT Microcontroller applications.


  • Robots
  • Radio
  • Television
  • Heater/Fan
  • Calculator
  • Kindle
  • Christmas lights
  • 3D printers
  • Washing machine
  • Microwave ovens

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