{"product_id":"atmega329p-20aur","title":"ATMEGA329P-20AUR","description":"\u003cp\u003eThe Microchip ATMEGA329P-20AUR is a high-performance 8-bit AVR microcontroller with a built-in LCD controller, ideal for display-centric embedded systems. It features 32KB flash, 2KB SRAM, and runs at up to 20MHz. With a 2.7V to 5.5V supply range and a 64-TQFP package, it balances processing power with peripheral integration for industrial and consumer applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eIntegrated LCD driver – eliminates external display driver ICs, reducing BOM cost.\u003c\/li\u003e\n\u003cli\u003eHigh-speed 20MHz AVR core – executes most instructions in one clock cycle.\u003c\/li\u003e\n\u003cli\u003eLarge 32KB flash – accommodates complex firmware with room for bootloaders.\u003c\/li\u003e\n\u003cli\u003eWide temperature range – reliable in harsh environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIndustrial Panel Meters\u003c\/h3\u003e\u003cp\u003eThe integrated LCD driver directly interfaces with alphanumeric displays, simplifying voltage\/current readouts in power monitors.\u003c\/p\u003e\u003ch3\u003eMedical Vital Signs Monitor\u003c\/h3\u003e\u003cp\u003eWith 32KB flash and 2KB RAM, it can process multiple sensor inputs (ECG, SpO2) and display waveforms on a custom LCD.\u003c\/p\u003e\u003ch3\u003eSmart Thermostats\u003c\/h3\u003e\u003cp\u003eIts PWM outputs control heating\/cooling valves, while the LCD shows temperature and scheduling, all within a 5V supply.\u003c\/p\u003e\u003ch3\u003ePortable Data Loggers\u003c\/h3\u003e\u003cp\u003eThe low-power sleep modes and wide voltage range allow long-term field recording with battery backup.\u003c\/p\u003e\u003ch3\u003eAutomotive Dashboard Clusters\u003c\/h3\u003e\u003cp\u003eOperating at -40°C to 85°C, it drives segmented LCDs for speed and fuel gauges, with Brown-out Reset for safety.\u003c\/p\u003e\u003ch3\u003eHome Appliance Control\u003c\/h3\u003e\u003cp\u003eUse its timers and PWM to manage washing machine cycles, displaying remaining time on an integrated LCD.\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\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\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\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 maximum clock speed?\u003c\/dt\u003e\n\u003cdd\u003eA: It runs at up to 20MHz, providing high throughput for AVR architecture.\u003c\/dd\u003e\n\u003cdt\u003eQ: Does it have an LCD controller?\u003c\/dt\u003e\n\u003cdd\u003eA: Yes, it includes a built-in LCD driver for direct segment control, reducing external ICs.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the program memory size?\u003c\/dt\u003e\n\u003cdd\u003eA: It has 32KB of in-system programmable flash (16K x 16 bits).\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the supply voltage range?\u003c\/dt\u003e\n\u003cdd\u003eA: It operates from 2.7V to 5.5V, compatible with 3.3V and 5V logic.\u003c\/dd\u003e\n\u003cdt\u003eQ: What package is this variant?\u003c\/dt\u003e\n\u003cdd\u003eA: It comes in a 64-TQFP package, suitable for medium-complexity PCBs.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"Microchip Technology","offers":[{"title":"Default Title","offer_id":51002514899233,"sku":"ATMEGA329P-20AUR","price":6.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/IC_MCU_150_64A_A_64_3d585cea-544f-4fa6-b44b-13d23bf8d0bd.jpg?v=1741200154","url":"https:\/\/hqickey.com\/products\/atmega329p-20aur","provider":"HQICKEY","version":"1.0","type":"link"}