Microchip Technology ATSAMD21J18A-AZT5822

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Product attributes Property Value
Manufacturer Microchip Technology
Product Series SAM D21J, Functional Safety (FuSa)
Packaging | Tape & Reel (TR)
Core Processor ARM® Cortex®-M0+
Core Size 32-Bit
Speed 48MHz
Connectivity I2C, LINbus, SPI, UART/USART, USB
Peripherals Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
Number of I/O 52
Program Memory Size 256KB (256K x 8)
Program Memory Type FLASH
EEPROM Size -
RAM Size 32K x 8
Voltage - Supply (Vcc/Vdd) 1.62V ~ 3.63V
Data Converters A/D 20x12b; D/A 1x10b
Oscillator Type External, Internal
Operating Temperature -40°C ~ 125°C (TA)
Grade Automotive
Qualification AEC-Q100
Mounting Type Surface Mount
Supplier Device Package 64-TQFP (10x10)
Package / Case 64-TQFP

ATSAMD21J18A-AZT5822 - High-Performance ARM Cortex-M0+ Microcontroller

The ATSAMD21J18A-AZT5822 from Microchip Technology is an automotive-grade 32-bit microcontroller featuring an ARM® Cortex®-M0+ core running at 48MHz. This high-reliability MCU is designed for demanding embedded applications in IoT, industrial automation, automotive systems, and consumer electronics.

Key Features & Benefits

  • High-Performance Processing: ARM Cortex-M0+ core delivers efficient 32-bit computing at 48MHz for responsive real-time applications
  • Generous Memory: 256KB Flash program memory and 32KB RAM provide ample space for complex firmware and data processing
  • Rich Connectivity: Integrated I2C, LINbus, SPI, UART/USART, and USB interfaces enable seamless communication with peripherals and networks
  • Advanced Peripherals: Built-in DMA, I2S, PWM, WDT, and brown-out detection enhance system reliability and performance
  • Automotive-Grade Quality: AEC-Q100 qualified for automotive applications with extended temperature range (-40°C to 125°C)
  • Flexible I/O: 52 programmable I/O pins support diverse application requirements
  • Precision Data Conversion: 20-channel 12-bit ADC and 1-channel 10-bit DAC for accurate analog signal processing

Ideal Applications

Perfect for automotive control systems, industrial sensors and actuators, IoT edge devices, wearable electronics, smart home automation, medical monitoring equipment, and battery-powered embedded systems requiring low power consumption and high reliability.

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