{"product_id":"atmega48a-aur","title":"ATMEGA48A-AUR","description":"\u003cp\u003eThe Microchip ATMEGA48A-AUR is a high-performance 8-bit AVR microcontroller in a compact 32-TQFP package. It delivers 20MHz processing speed with 4KB of flash memory and 512 bytes of SRAM. Operating from 1.8V to 5.5V, it includes essential features like brown-out detection, power-on reset, PWM, and a watchdog timer. This MCU is engineered for reliable operation across -40°C to 85°C, making it a versatile choice for embedded control applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Voltage Range (1.8V-5.5V):\u003c\/strong\u003e Simplifies power supply design and supports both battery and regulated 5V systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Speed AVR Core (20MHz):\u003c\/strong\u003e Provides ample processing headroom for real-time control loops and communication protocols.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated Safety Features:\u003c\/strong\u003e Brown-out reset and watchdog timer enhance system reliability in noisy or unstable environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact TQFP-32 Package:\u003c\/strong\u003e Saves PCB space while offering enough I\/O pins for moderate complexity designs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIndustrial Sensor Node\u003c\/h3\u003e\u003cp\u003eWith its 20MHz AVR core and 4KB flash, the ATMEGA48A-AUR can handle sensor data acquisition and basic signal processing in industrial environments, operating reliably from -40°C to 85°C.\u003c\/p\u003e\u003ch3\u003eBattery-Powered IoT Devices\u003c\/h3\u003e\u003cp\u003eThe 1.8V to 5.5V supply range allows direct operation from two AA batteries or a Li-Po cell, while the low-power sleep modes extend battery life in wireless sensor networks.\u003c\/p\u003e\u003ch3\u003eMotor Control for Small Appliances\u003c\/h3\u003e\u003cp\u003eIntegrated PWM channels enable efficient speed control of small DC or brushless motors, with the watchdog timer ensuring safe operation in case of firmware faults.\u003c\/p\u003e\u003ch3\u003eAutomotive Aftermarket Modules\u003c\/h3\u003e\u003cp\u003eThe wide temperature range and robust reset circuitry make it suitable for automotive add-on modules like window controllers or seat position memory, where voltage fluctuations are common.\u003c\/p\u003e\u003ch3\u003ePortable Medical Monitors\u003c\/h3\u003e\u003cp\u003eLow power consumption and small TQFP footprint allow for compact, battery-operated health monitoring devices such as pulse oximeters or glucometers.\u003c\/p\u003e\u003ch3\u003eSmart Home Controllers\u003c\/h3\u003e\u003cp\u003eIts 512 bytes of RAM and rich peripheral set (PWM, timers) make it ideal for managing lighting scenes, thermostat schedules, or security keypads in home automation 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\u003eCut Tape (CT) | Tape \u0026amp; Reel (TR)\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\u003e1.8V ~ 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\u003e32-TQFP (7x7)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackage \/ Case\u003c\/td\u003e \t\u003ctd\u003e32-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\u003cdl\u003e\n\u003cdt\u003eQ: What is the maximum clock speed of the ATMEGA48A-AUR?\u003c\/dt\u003e\n\u003cdd\u003eA: The AVR core supports up to 20MHz operation.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the program memory size?\u003c\/dt\u003e\n\u003cdd\u003eA: It has 4KB of flash memory (2K x 16 bits).\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the operating voltage range?\u003c\/dt\u003e\n\u003cdd\u003eA: It operates from 1.8V to 5.5V.\u003c\/dd\u003e\n\u003cdt\u003eQ: What package is this device available in?\u003c\/dt\u003e\n\u003cdd\u003eA: It comes in a 32-pin TQFP package.\u003c\/dd\u003e\n\u003cdt\u003eQ: Does it include a watchdog timer?\u003c\/dt\u003e\n\u003cdd\u003eA: Yes, it features a WDT along with POR and Brown-out Detect\/Reset.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"Microchip Technology","offers":[{"title":"Default Title","offer_id":50882465464609,"sku":"ATMEGA48A-AUR","price":1.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/IC_MCU_150_32A_A_AU_32-Top_dfb9e599-c140-4d11-90d5-cd0b9351befa.jpg?v=1739200969","url":"https:\/\/hqickey.com\/products\/atmega48a-aur","provider":"HQICKEY","version":"1.0","type":"link"}