{"product_id":"at32uc3a4128-c1ur","title":"AT32UC3A4128-C1UR","description":"\u003cp\u003eThe Microchip AT32UC3A4128-C1UR is a 32-bit AVR microcontroller with a 66MHz core. It provides 128KB flash and a generous 128KB RAM. The device operates from 1.75V to 3.6V and is rated for -40°C to 85°C. It includes brown-out detection, DMA, POR, and WDT. The 100-VFBGA package is ideal for space-constrained designs requiring high memory bandwidth.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e128KB RAM – enables large data buffers and complex state machines without external memory.\u003c\/li\u003e\n\u003cli\u003eVFBGA package – reduces PCB area by up to 40% compared to TQFP.\u003c\/li\u003e\n\u003cli\u003eDMA controller – allows peripheral-to-memory transfers without CPU intervention.\u003c\/li\u003e\n\u003cli\u003eWide voltage range – supports both 1.8V and 3.3V logic systems.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eHigh-Performance Audio DSP\u003c\/h3\u003e\u003cp\u003eThe 128KB RAM allows large audio buffers for real-time effects processing in mixers.\u003c\/p\u003e\u003ch3\u003eIndustrial Vision Systems\u003c\/h3\u003e\u003cp\u003eDMA and fast GPIO support parallel camera interfaces for barcode readers.\u003c\/p\u003e\u003ch3\u003eMedical Imaging Peripherals\u003c\/h3\u003e\u003cp\u003eLarge RAM enables frame buffering for portable ultrasound probes.\u003c\/p\u003e\u003ch3\u003eRobotics Controllers\u003c\/h3\u003e\u003cp\u003e66MHz AVR with 128KB RAM handles inverse kinematics and sensor fusion for small robots.\u003c\/p\u003e\u003ch3\u003eNetworked Sensors\u003c\/h3\u003e\u003cp\u003eVFBGA package saves space in compact IoT nodes with Ethernet or CAN connectivity.\u003c\/p\u003e\u003ch3\u003eData Acquisition Systems\u003c\/h3\u003e\u003cp\u003eBrown-out detection and WDT ensure reliable logging in remote environmental monitors.\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®32 UC3 A4\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\u003e32-Bit Single-Core\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eSpeed\u003c\/td\u003e \t\u003ctd\u003e66MHz\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eConnectivity\u003c\/td\u003e \t\u003ctd\u003eEBI\/EMI, I2C, IrDA, Memory Card, SPI, SSC, UART\/USART, USB OTG\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePeripherals\u003c\/td\u003e \t\u003ctd\u003eBrown-out Detect\/Reset, DMA, POR, WDT\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eNumber of I\/O\u003c\/td\u003e \t\u003ctd\u003e88\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eProgram Memory Size\u003c\/td\u003e \t\u003ctd\u003e128KB (128K 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\u003e128K x 8\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eVoltage - Supply (Vcc\/Vdd)\u003c\/td\u003e \t\u003ctd\u003e1.75V ~ 3.6V\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\u003e100-VFBGA (7x7)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackage \/ Case\u003c\/td\u003e \t\u003ctd\u003e100-VFBGA\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 core speed of the AT32UC3A4128-C1UR?\u003c\/dt\u003e\n\u003cdd\u003eA: It runs at 66MHz using an AVR core.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the supply voltage range?\u003c\/dt\u003e\n\u003cdd\u003eA: It operates from 1.75V to 3.6V.\u003c\/dd\u003e\n\u003cdt\u003eQ: How much RAM does it have?\u003c\/dt\u003e\n\u003cdd\u003eA: It has 128KB RAM, which is unusually large for this class.\u003c\/dd\u003e\n\u003cdt\u003eQ: What package is used?\u003c\/dt\u003e\n\u003cdd\u003eA: It comes in a 100-VFBGA package.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the temperature range?\u003c\/dt\u003e\n\u003cdd\u003eA: It operates from -40°C to 85°C.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"Microchip Technology","offers":[{"title":"Default Title","offer_id":50883761668385,"sku":"AT32UC3A4128-C1UR","price":9.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/IC_MCU_150_100VFBGA-1-7X7_100_244e55f0-2411-4f32-bf63-26ded882ce87.jpg?v=1739379067","url":"https:\/\/hqickey.com\/products\/at32uc3a4128-c1ur","provider":"HQICKEY","version":"1.0","type":"link"}