{"product_id":"efm32wg840f256-b-qfn64r","title":"EFM32WG840F256-B-QFN64R","description":"\u003ch2\u003eSilicon Labs EFM32WG840F256-B-QFN64R Wonder Gecko Microcontroller\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eEFM32WG840F256-B-QFN64R\u003c\/strong\u003e from Silicon Labs' Wonder Gecko series is a high-performance 32-bit microcontroller powered by an ARM® Cortex®-M4F core running at 48MHz. This advanced MCU combines exceptional processing power with energy efficiency, making it ideal for demanding embedded applications requiring both performance and low power consumption.\u003c\/p\u003e\u003ch3\u003eKey Features and Benefits\u003c\/h3\u003e\u003cp\u003eEngineered with 256KB of Flash memory and 32KB of RAM, this microcontroller provides ample storage for complex firmware and data-intensive applications. The ARM Cortex-M4F core delivers superior computational capabilities with integrated floating-point unit (FPU), enabling precise mathematical operations essential for signal processing, motor control, and sensor fusion applications.\u003c\/p\u003e\u003cp\u003eThe device offers extensive connectivity options including I2C, IrDA, SmartCard, SPI, and UART\/USART interfaces, ensuring seamless integration with various peripheral devices and communication protocols. With 56 configurable I\/O pins, designers have maximum flexibility for interfacing with sensors, displays, and other external components.\u003c\/p\u003e\u003ch3\u003eAdvanced Peripheral Integration\u003c\/h3\u003e\u003cp\u003eThis microcontroller features a comprehensive set of integrated peripherals including DMA for efficient data transfers, I2S for high-quality audio applications, LCD controller for direct display driving, and PWM for precise motor control and LED dimming. Built-in safety features such as Brown-out Detect\/Reset, Power-On Reset (POR), and Watchdog Timer (WDT) ensure reliable operation in critical applications.\u003c\/p\u003e\u003cp\u003eThe integrated 12-bit SAR ADC with 8 channels and dual 12-bit DACs provide accurate analog signal acquisition and generation capabilities, perfect for sensor interfacing and control applications. Operating across a wide voltage range of 1.98V to 3.8V and temperature range of -40°C to 85°C, this MCU is suitable for industrial, automotive, and harsh environment applications.\u003c\/p\u003e\u003ch3\u003ePackage and Mounting\u003c\/h3\u003e\u003cp\u003eHoused in a compact 64-QFN (9x9mm) surface mount package with exposed pad for enhanced thermal performance, the EFM32WG840F256-B-QFN64R offers an optimal balance between functionality and board space efficiency. The device is supplied in Tape \u0026amp; Reel packaging for automated assembly processes and is fully RoHS compliant, meeting environmental standards for modern electronics manufacturing.\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\u003eSilicon Labs\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eProduct Series\u003c\/td\u003e \t\u003ctd\u003eWonder Gecko\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackaging\u003c\/td\u003e \t\u003ctd\u003eTape \u0026amp; Reel (TR) | Tape \u0026amp; Reel (TR)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eCore Processor\u003c\/td\u003e \t\u003ctd\u003eARM® Cortex®-M4F\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, IrDA, SmartCard, SPI, UART\/USART\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePeripherals\u003c\/td\u003e \t\u003ctd\u003eBrown-out Detect\/Reset, DMA, I2S, LCD, POR, PWM, WDT\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eNumber of I\/O\u003c\/td\u003e \t\u003ctd\u003e56\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\u003e1.98V ~ 3.8V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eData Converters\u003c\/td\u003e \t\u003ctd\u003eA\/D 8x12b SAR; D\/A 2x12b\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\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\u003e64-QFN (9x9)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackage \/ Case\u003c\/td\u003e \t\u003ctd\u003e64-VFQFN Exposed Pad\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\u003eRelated Products and Resources\u003c\/h3\u003e\u003cp\u003eExplore our extensive selection of \u003ca href=\"https:\/\/hqickey.com\/collections\/microcontrollers\" title=\"Microcontrollers - Premium MCU Components\"\u003emicrocontrollers\u003c\/a\u003e for your embedded system designs. Visit \u003ca href=\"https:\/\/hqickey.com\/\" title=\"HQICKEY - Premium Electronic Components Distributor\"\u003eHQICKEY\u003c\/a\u003e for authentic electronic components from authorized distributors. Stay updated with the latest industry insights and technical guides on our \u003ca href=\"https:\/\/hqickey.com\/blogs\/news\" title=\"HQICKEY News - Electronics Industry Updates and Technical Resources\"\u003eblog\u003c\/a\u003e.\u003c\/p\u003e","brand":"Silicon Labs","offers":[{"title":"Default Title","offer_id":51002350469409,"sku":"EFM32WG840F256-B-QFN64R","price":25.14,"currency_code":"AED","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/IC_MCU_336_64QFN-.90-9X9_64_19eafbc7-93bb-48ef-8bee-99cae40da387.jpg?v=1741195142","url":"https:\/\/hqickey.com\/de\/products\/efm32wg840f256-b-qfn64r","provider":"HQICKEY","version":"1.0","type":"link"}