{"product_id":"atmega48-20mmu","title":"ATMEGA48-20MMU","description":"\u003cp\u003eThe Microchip ATMEGA48-20MMU is an 8-bit AVR microcontroller running at 20MHz. It features 4KB flash and 512 bytes RAM, operating from 2.7V to 5.5V. The 28-VFQFN package includes brown-out detection, POR, PWM, and WDT, making it a compact solution for cost-sensitive applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e20MHz AVR core – provides fast execution for time-critical tasks.\u003c\/li\u003e\n\u003cli\u003eLow pin count (28) – simplifies PCB layout and reduces cost.\u003c\/li\u003e\n\u003cli\u003eIntegrated brown-out detection – prevents data corruption during power dips.\u003c\/li\u003e\n\u003cli\u003eWide voltage range – compatible with 3.3V and 5V logic.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eConsumer Electronics\u003c\/h3\u003e\u003cp\u003e4KB flash is sufficient for simple remote controls or toy controllers, with 20MHz speed for responsive input handling.\u003c\/p\u003e\u003ch3\u003eSensor Calibration Modules\u003c\/h3\u003e\u003cp\u003eThe 28-pin package and PWM outputs allow precise trimming of analog sensor circuits.\u003c\/p\u003e\u003ch3\u003eBattery Management\u003c\/h3\u003e\u003cp\u003e2.7V-5.5V range supports monitoring of 3-cell alkaline or single Li-ion packs.\u003c\/p\u003e\u003ch3\u003eLED Lighting Drivers\u003c\/h3\u003e\u003cp\u003ePWM channels and WDT ensure stable dimming control in smart bulbs.\u003c\/p\u003e\u003ch3\u003eSmall Appliances\u003c\/h3\u003e\u003cp\u003eBrown-out reset protects firmware in blenders or coffee makers during voltage dips.\u003c\/p\u003e\u003ch3\u003eEducational Kits\u003c\/h3\u003e\u003cp\u003eSimple AVR architecture and low cost make it ideal for learning embedded systems.\u003c\/p\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\u003eAVR® ATmega\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackaging\u003c\/td\u003e \t\u003ctd\u003eTray | NULL\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eCore Processor\u003c\/td\u003e \t\u003ctd\u003eAVR\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eCore Size\u003c\/td\u003e \t\u003ctd\u003e8-Bit\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSpeed\u003c\/td\u003e \t\u003ctd\u003e20MHz\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eConnectivity\u003c\/td\u003e \t\u003ctd\u003eI2C, SPI, UART\/USART\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePeripherals\u003c\/td\u003e \t\u003ctd\u003eBrown-out Detect\/Reset, POR, PWM, WDT\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eNumber of I\/O\u003c\/td\u003e \t\u003ctd\u003e23\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eProgram Memory Size\u003c\/td\u003e \t\u003ctd\u003e4KB (2K x 16)\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\u003e256 x 8\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eRAM Size\u003c\/td\u003e \t\u003ctd\u003e512 x 8\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eVoltage - Supply (Vcc\/Vdd)\u003c\/td\u003e \t\u003ctd\u003e2.7V ~ 5.5V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eData Converters\u003c\/td\u003e \t\u003ctd\u003eA\/D 8x10b\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\u003e28-VQFN (4x4)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackage \/ Case\u003c\/td\u003e \t\u003ctd\u003e28-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\u003cdl\u003e\n\u003cdt\u003eQ: What is the maximum speed?\u003c\/dt\u003e\n\u003cdd\u003eA: It runs at up to 20MHz.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the flash memory size?\u003c\/dt\u003e\n\u003cdd\u003eA: It has 4KB of program flash.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the supply voltage?\u003c\/dt\u003e\n\u003cdd\u003eA: It operates from 2.7V to 5.5V.\u003c\/dd\u003e\n\u003cdt\u003eQ: What package is it available in?\u003c\/dt\u003e\n\u003cdd\u003eA: It comes in a 28-pin VFQFN with exposed pad.\u003c\/dd\u003e\n\u003cdt\u003eQ: Does it have brown-out detection?\u003c\/dt\u003e\n\u003cdd\u003eA: Yes, it includes brown-out detect\/reset, POR, PWM, and WDT.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"Microchip Technology","offers":[{"title":"Default Title","offer_id":50886878003489,"sku":"ATMEGA48-20MMU","price":8.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/IC_MCU_150_28M1_MM_28_5425bdd2-a861-4ffd-a26b-b0da0f75bc6d.jpg?v=1739309760","url":"https:\/\/hqickey.com\/de\/products\/atmega48-20mmu","provider":"HQICKEY","version":"1.0","type":"link"}