{"product_id":"atsamd21g18a-au","title":"ATSAMD21G18A-AU","description":"\u003ch2\u003eATSAMD21G18A-AU - High-Performance 32-Bit ARM® Cortex®-M0+ Microcontroller\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eATSAMD21G18A-AU\u003c\/strong\u003e from Microchip Technology represents the pinnacle of 32-bit microcontroller design, featuring a powerful ARM® Cortex®-M0+ core operating at 48MHz. As part of the acclaimed SAM D21G series with Functional Safety (FuSa) certification, this MCU delivers exceptional performance, energy efficiency, and reliability for mission-critical embedded system applications across IoT, automotive, and industrial sectors.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Performance ARM® Cortex®-M0+ Core:\u003c\/strong\u003e 32-bit RISC architecture running at 48MHz delivers up to 2.46 CoreMark\/MHz, providing efficient processing power for demanding real-time applications while maintaining ultra-low power consumption\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenerous Memory Resources:\u003c\/strong\u003e 256KB Flash program memory with read-while-write capability and 32KB SRAM enable complex application development with ample space for code, data, and over-the-air update buffers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComprehensive Connectivity Suite:\u003c\/strong\u003e Full-speed USB 2.0 device interface, multiple I2C, SPI, and UART\/USART peripherals, plus LINbus support enable seamless integration with sensors, displays, wireless modules, and communication networks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced Peripheral Integration:\u003c\/strong\u003e Direct Memory Access (DMA) controller, Inter-IC Sound (I2S) interface, flexible PWM outputs, watchdog timer, and brown-out detection ensure robust, autonomous operation in industrial environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Analog Capabilities:\u003c\/strong\u003e 14-channel 12-bit ADC with up to 350ksps sampling rate and 1-channel 10-bit DAC provide accurate analog signal acquisition and generation for sensor interfacing and control applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtensive I\/O Flexibility:\u003c\/strong\u003e 38 general-purpose I\/O pins with configurable pull-ups\/pull-downs, interrupt capability, and peripheral multiplexing offer maximum design flexibility for complex system architectures\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Operating Voltage Range:\u003c\/strong\u003e 1.62V to 3.6V supply voltage compatibility enables direct battery operation, low-power design optimization, and compatibility with various logic levels\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended Temperature Range:\u003c\/strong\u003e -40°C to +85°C operation ensures reliable performance in harsh automotive, industrial, and outdoor IoT deployment scenarios\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact 48-TQFP Package:\u003c\/strong\u003e Space-efficient 7x7mm surface-mount package with 0.5mm pitch optimizes PCB real estate in space-constrained embedded designs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctional Safety Ready:\u003c\/strong\u003e FuSa certification support enables development of safety-critical applications meeting IEC 61508 and ISO 26262 standards\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoHS Compliant:\u003c\/strong\u003e Lead-free, environmentally friendly manufacturing meets global regulatory requirements for commercial and industrial products\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIdeal Applications \u0026amp; Use Cases\u003c\/h3\u003e\u003cp\u003eThe ATSAMD21G18A-AU excels in a wide range of embedded applications including:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIoT Edge Devices:\u003c\/strong\u003e Smart sensors, environmental monitoring systems, wireless gateway nodes, and battery-powered data loggers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Automation:\u003c\/strong\u003e Programmable logic controllers (PLCs), motor control systems, human-machine interfaces (HMIs), and industrial sensor networks\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConsumer Electronics:\u003c\/strong\u003e Wearable fitness trackers, smart home controllers, portable medical devices, and USB-connected peripherals\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomotive Systems:\u003c\/strong\u003e Body control modules, dashboard displays, sensor hubs, and LIN-based communication nodes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Applications:\u003c\/strong\u003e Digital audio processors, USB audio interfaces, and I2S-based sound systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe combination of low power consumption (down to 35µA\/MHz in active mode), rich peripheral set, and USB connectivity makes the ATSAMD21G18A-AU particularly well-suited for battery-powered IoT applications requiring both local processing and cloud connectivity.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ccolgroup\u003e\u003ccol\u003e\u003c\/colgroup\u003e \u003ctbody\u003e \u003ctr\u003e \t\u003ctd\u003eProduct attributes\u003c\/td\u003e \t\u003ctd\u003eProperty Value\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eManufacturer\u003c\/td\u003e \t\u003ctd\u003eMicrochip Technology\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eProduct Series\u003c\/td\u003e \t\u003ctd\u003eSAM D21G, Functional Safety (FuSa)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackaging\u003c\/td\u003e \t\u003ctd\u003eTray | \u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eCore Processor\u003c\/td\u003e \t\u003ctd\u003eARM® Cortex®-M0+\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eCore Size\u003c\/td\u003e \t\u003ctd\u003e32-Bit Single-Core\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSpeed\u003c\/td\u003e \t\u003ctd\u003e48MHz\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eConnectivity\u003c\/td\u003e \t\u003ctd\u003eI2C, LINbus, SPI, UART\/USART, USB\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePeripherals\u003c\/td\u003e \t\u003ctd\u003eBrown-out Detect\/Reset, DMA, I2S, POR, PWM, WDT\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eNumber of I\/O\u003c\/td\u003e \t\u003ctd\u003e38\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eProgram Memory Size\u003c\/td\u003e \t\u003ctd\u003e256KB (256K x 8)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eProgram Memory Type\u003c\/td\u003e \t\u003ctd\u003eFLASH\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eEEPROM Size\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eRAM Size\u003c\/td\u003e \t\u003ctd\u003e32K x 8\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eVoltage - Supply (Vcc\/Vdd)\u003c\/td\u003e \t\u003ctd\u003e1.62V ~ 3.6V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eData Converters\u003c\/td\u003e \t\u003ctd\u003eA\/D 14x12b; D\/A 1x10b\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eOscillator Type\u003c\/td\u003e \t\u003ctd\u003eInternal\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eOperating Temperature\u003c\/td\u003e \t\u003ctd\u003e-40°C ~ 85°C (TA)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eGrade\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eQualification AEC\u003c\/td\u003e \t\u003ctd\u003e-\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eMounting Type\u003c\/td\u003e \t\u003ctd\u003eSurface Mount\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSupplier Device Package\u003c\/td\u003e \t\u003ctd\u003e48-TQFP (7x7)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackage \/ Case\u003c\/td\u003e \t\u003ctd\u003e48-TQFP\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e   \u003ctd\u003eROHS\u003c\/td\u003e   \u003ctd\u003e\u003cimg class=\"ROSHICON\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/ROHSICON.png?v=1757832376\"\u003e\u003c\/td\u003e  \u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eDevelopment Ecosystem \u0026amp; Support\u003c\/h3\u003e\u003cp\u003eThe ATSAMD21G18A-AU is supported by Microchip's comprehensive development ecosystem including MPLAB® X IDE, Atmel START configurator, and extensive code libraries. The microcontroller is also compatible with the Arduino Zero platform, making it accessible to both professional engineers and maker communities. Comprehensive datasheets, application notes, and reference designs accelerate your time-to-market.\u003c\/p\u003e\u003ch3\u003eWhy Choose HQICKEY for Your Microcontroller Needs?\u003c\/h3\u003e\u003cp\u003eAt \u003ca href=\"https:\/\/hqickey.com\" title=\"HQICKEY - Premium Electronic Components Distributor\"\u003eHQICKEY\u003c\/a\u003e, we are your trusted source for 100% authentic electronic components sourced exclusively from authorized distributors. Every ATSAMD21G18A-AU microcontroller comes with:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGuaranteed Authenticity:\u003c\/strong\u003e Factory-sealed components with full traceability and manufacturer warranty coverage\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Assurance:\u003c\/strong\u003e Rigorous quality control processes ensure you receive genuine, defect-free components\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompetitive Pricing:\u003c\/strong\u003e Direct relationships with authorized distributors enable us to offer market-leading prices\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast Global Shipping:\u003c\/strong\u003e Reliable international shipping with tracking to support your production schedules\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTechnical Support:\u003c\/strong\u003e Knowledgeable team ready to assist with product selection and technical inquiries\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong-Term Availability:\u003c\/strong\u003e Strategic inventory management ensures component availability for your product lifecycle\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eExplore Our Complete Microcontroller Portfolio\u003c\/h3\u003e\u003cp\u003eDiscover our extensive selection of \u003ca href=\"https:\/\/hqickey.com\/collections\/microcontrollers\" title=\"Microcontrollers (MCUs) - Embedded System Controllers for IoT, Automotive \u0026amp; Industrial\"\u003emicrocontrollers and embedded system controllers\u003c\/a\u003e for IoT, automotive, and industrial applications. From ultra-low power MSP430 and STM32L series to high-performance ARM Cortex-M4\/M7 MCUs, we stock a comprehensive range of solutions from leading manufacturers including Microchip, Texas Instruments, STMicroelectronics, NXP, and Renesas to meet your diverse design requirements.\u003c\/p\u003e\u003cp\u003eWhether you're developing battery-powered IoT sensors, industrial control systems, automotive electronics, or consumer devices, our microcontroller portfolio provides the performance, peripherals, and power efficiency your application demands.\u003c\/p\u003e\u003ch3\u003eStay Informed with HQICKEY Technical Resources\u003c\/h3\u003e\u003cp\u003eKeep up-to-date with the latest microcontroller technologies, embedded system design techniques, and industry trends by visiting the \u003ca href=\"https:\/\/hqickey.com\/blogs\/news\" title=\"HQICKEY Blog - Electronics Industry News \u0026amp; Technical Resources\"\u003eHQICKEY Blog\u003c\/a\u003e. Our technical articles, application guides, product comparisons, and industry news help you make informed decisions for your next embedded systems project. Learn about new product releases, design best practices, power optimization techniques, and real-world application examples from our team of experienced engineers.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eAll components are 100% authentic, factory-sealed, RoHS compliant, and backed by our quality guarantee. Fast worldwide shipping with tracking available. Volume pricing and custom quotations available upon request.\u003c\/em\u003e\u003c\/p\u003e","brand":"Microchip Technology","offers":[{"title":"Default Title","offer_id":50882544795937,"sku":"ATSAMD21G18A-AU","price":14.8,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/IC_MCU_150_48TQFP-1_2-7x7_A_48_6a79ec37-c73e-4922-ab1c-d5ddfff7395e.jpg?v=1739202173","url":"https:\/\/hqickey.com\/de\/products\/atsamd21g18a-au","provider":"HQICKEY","version":"1.0","type":"link"}