{"product_id":"atuc128d4-aur","title":"ATUC128D4-AUR","description":"\u003cp\u003eThe Microchip ATUC128D4-AUR is a 32-bit AVR microcontroller engineered for audio and industrial applications. It delivers 48MHz performance with 128KB flash and 16KB SRAM, all in a compact 48-TQFP package. Its integrated I2S, DMA, and PWM peripherals simplify digital audio processing and motor control designs. Operating from 1.65V to 3.6V, it supports energy-efficient systems across -40°C to 85°C environments.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eLow-voltage operation (1.65V) reduces power consumption for battery-powered devices, extending runtime by up to 30% compared to 3.3V-only MCUs.\u003c\/li\u003e\n\u003cli\u003eIntegrated I2S and DMA enable glitch-free audio streaming without CPU intervention, freeing processing power for application code.\u003c\/li\u003e\n\u003cli\u003e128KB flash provides ample space for complex firmware, including audio codecs and communication protocol stacks.\u003c\/li\u003e\n\u003cli\u003e48-TQFP package balances pin count and footprint, simplifying PCB routing for space-constrained designs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eProfessional Audio Interfaces\u003c\/h3\u003e\u003cp\u003eThe I2S peripheral enables direct connection to high-quality audio codecs, making it ideal for USB audio interfaces and mixing consoles that require 48MHz processing for real-time effects.\u003c\/p\u003e\u003ch3\u003eIndustrial Control Systems\u003c\/h3\u003e\u003cp\u003eWith PWM, WDT, and brown-out detection, this MCU reliably manages motor control and process automation in harsh environments, operating from -40°C to 85°C.\u003c\/p\u003e\u003ch3\u003ePortable Medical Devices\u003c\/h3\u003e\u003cp\u003eThe 1.65V low-voltage operation extends battery life in handheld diagnostic tools, while DMA offloads data transfer for continuous sensor monitoring.\u003c\/p\u003e\u003ch3\u003eSmart Home Gateways\u003c\/h3\u003e\u003cp\u003eIts 128KB flash supports complex communication stacks, and the 48-TQFP package fits into compact smart home hubs for Zigbee or proprietary RF protocols.\u003c\/p\u003e\u003ch3\u003eAutomotive Aftermarket Telematics\u003c\/h3\u003e\u003cp\u003eRobust WDT and POR features ensure reliable operation in vehicle tracking units, with the wide voltage range accommodating fluctuating automotive power rails.\u003c\/p\u003e\u003ch3\u003eConsumer Audio Processors\u003c\/h3\u003e\u003cp\u003eThe combination of I2S and DMA allows seamless streaming of multi-channel audio in soundbars and home theater receivers, with low latency at 48MHz.\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 D\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackaging\u003c\/td\u003e \t\u003ctd\u003e | 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\u003e48MHz\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eConnectivity\u003c\/td\u003e \t\u003ctd\u003eI2C, SPI, UART\/USART, USB\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePeripherals\u003c\/td\u003e \t\u003ctd\u003eBrown-out Detect\/Reset, DMA, I2S, POR, PWM, WDT\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eNumber of I\/O\u003c\/td\u003e \t\u003ctd\u003e35\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\u003e16K x 8\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eVoltage - Supply (Vcc\/Vdd)\u003c\/td\u003e \t\u003ctd\u003e1.65V ~ 3.6V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eData Converters\u003c\/td\u003e \t\u003ctd\u003eA\/D 6x10b\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\u003e48-TQFP (7x7)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackage \/ Case\u003c\/td\u003e \t\u003ctd\u003e48-TQFP\u003c\/td\u003e \u003c\/tr\u003e \u003c\/tbody\u003e\n\u003c\/table\u003e\u003cdl\u003e\n\u003cdt\u003eQ: What is the operating voltage range of the ATUC128D4-AUR?\u003c\/dt\u003e\n\u003cdd\u003eA: The ATUC128D4-AUR operates from 1.65V to 3.6V, supporting low-power and battery-powered designs.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the maximum CPU speed?\u003c\/dt\u003e\n\u003cdd\u003eA: The AVR core runs at up to 48MHz, providing efficient processing for real-time audio and control tasks.\u003c\/dd\u003e\n\u003cdt\u003eQ: How much flash memory does it have?\u003c\/dt\u003e\n\u003cdd\u003eA: It includes 128KB of flash program memory and 16KB of SRAM for data storage.\u003c\/dd\u003e\n\u003cdt\u003eQ: What package is available?\u003c\/dt\u003e\n\u003cdd\u003eA: It comes in a 48-pin TQFP package, suitable for compact PCB layouts.\u003c\/dd\u003e\n\u003cdt\u003eQ: Does it support audio interfaces?\u003c\/dt\u003e\n\u003cdd\u003eA: Yes, it features an I2S interface for digital audio connectivity.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"Microchip Technology","offers":[{"title":"Default Title","offer_id":50888284176673,"sku":"ATUC128D4-AUR","price":94999.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/IC_MCU_150_48TQFP-1_2-7x7_A_48_667fa887-cc7e-456d-a94e-f83afafe9a87.jpg?v=1739344518","url":"https:\/\/hqickey.com\/de\/products\/atuc128d4-aur","provider":"HQICKEY","version":"1.0","type":"link"}