{"product_id":"atmega329a-aur","title":"ATMEGA329A-AUR","description":"\u003cp\u003eThe ATMEGA329A-AUR is a low-power AVR 8-bit microcontroller from Microchip Technology in a 64-TQFP package. It operates from 1.8V to 5.5V at speeds up to 20MHz, with 32KB of flash and 2KB of RAM. A key feature is its integrated LCD controller, along with PWM, Brown-out Detect\/Reset, POR, and WDT, making it ideal for portable and display-centric applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegrated LCD controller:\u003c\/strong\u003e Eliminates external display driver ICs, reducing cost and PCB space.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-low 1.8V operation:\u003c\/strong\u003e Extends battery life in portable devices using single-cell batteries.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-speed 20MHz AVR core:\u003c\/strong\u003e Provides ample processing power for UI and communication tasks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e64-pin TQFP:\u003c\/strong\u003e Offers abundant I\/O for interfacing with sensors, keypads, and external memory.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePortable Medical Displays\u003c\/h3\u003e\u003cp\u003eThe integrated LCD driver directly controls segmented displays for glucose meters or blood pressure monitors, while the 1.8V operation extends battery life.\u003c\/p\u003e\u003ch3\u003eSmart Utility Meters\u003c\/h3\u003e\u003cp\u003eWith 32KB flash and LCD support, it can manage multi-rate tariff calculations and display consumption data on a built-in LCD panel.\u003c\/p\u003e\u003ch3\u003eWearable Fitness Trackers\u003c\/h3\u003e\u003cp\u003eThe 1.8V minimum supply allows operation from a single lithium coin cell, and the 20MHz speed handles sensor fusion algorithms.\u003c\/p\u003e\u003ch3\u003eHome Automation Keypads\u003c\/h3\u003e\u003cp\u003eIts LCD driver and PWM outputs enable backlit touch interfaces for smart thermostats or security panels.\u003c\/p\u003e\u003ch3\u003eIndustrial Panel Meters\u003c\/h3\u003e\u003cp\u003eThe 64-TQFP package provides enough I\/O for reading rotary encoders and driving a 7-segment LCD in harsh factory environments.\u003c\/p\u003e\u003ch3\u003eBattery-Powered Data Loggers\u003c\/h3\u003e\u003cp\u003eLow-voltage operation and WDT ensure reliable long-term logging in remote environmental monitoring stations.\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) | 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\u003eSPI, UART\/USART, USI\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePeripherals\u003c\/td\u003e \t\u003ctd\u003eBrown-out Detect\/Reset, LCD, POR, PWM, WDT\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eNumber of I\/O\u003c\/td\u003e \t\u003ctd\u003e54\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eProgram Memory Size\u003c\/td\u003e \t\u003ctd\u003e32KB (16K 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\u003e1K x 8\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eRAM Size\u003c\/td\u003e \t\u003ctd\u003e2K 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\u003e64-TQFP (14x14)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackage \/ Case\u003c\/td\u003e \t\u003ctd\u003e64-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 supply voltage range?\u003c\/dt\u003e\n\u003cdd\u003eA: It operates from 1.8V to 5.5V, supporting both low-power and standard 5V systems.\u003c\/dd\u003e\n\u003cdt\u003eQ: Does it have an LCD controller?\u003c\/dt\u003e\n\u003cdd\u003eA: Yes, it includes an integrated LCD driver for direct segment display control.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the maximum speed?\u003c\/dt\u003e\n\u003cdd\u003eA: The AVR core runs at up to 20MHz.\u003c\/dd\u003e\n\u003cdt\u003eQ: How much program memory is available?\u003c\/dt\u003e\n\u003cdd\u003eA: It has 32KB (16K x 16) of flash memory.\u003c\/dd\u003e\n\u003cdt\u003eQ: What package is this?\u003c\/dt\u003e\n\u003cdd\u003eA: It is available in a 64-TQFP package with 64 pins.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"Microchip Technology","offers":[{"title":"Default Title","offer_id":50888822456609,"sku":"ATMEGA329A-AUR","price":5.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/IC_MCU_150_64A_A_64_17dad250-aa2d-461a-a4d7-091dcddbee64.jpg?v=1739354339","url":"https:\/\/hqickey.com\/products\/atmega329a-aur","provider":"HQICKEY","version":"1.0","type":"link"}