{"product_id":"stm32l431cbu6tr","title":"STM32L431CBU6TR","description":"\u003cp\u003eThe STM32L431CBU6TR is an ultra-low-power ARM Cortex-M4 microcontroller from STMicroelectronics. It runs at 80MHz with 128KB flash and 64KB SRAM, operating from 1.71V to 3.6V. This 48-pin UFQFN device integrates advanced peripherals like DMA, PWM, and a brown-out detector, making it ideal for battery-operated and high-performance embedded applications.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUltra-Low Power Consumption:\u003c\/strong\u003e Multiple low-power modes (sleep, stop, standby) extend battery life in portable devices.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Performance Cortex-M4:\u003c\/strong\u003e 80MHz with DSP instructions accelerates signal processing and control loops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLarge Memory (128KB Flash \/ 64KB SRAM):\u003c\/strong\u003e Supports complex applications and data buffering without external memory.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRich Analog \u0026amp; Digital Peripherals:\u003c\/strong\u003e DMA, PWM, and 12-bit ADCs reduce CPU load and enable precise control.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIndustrial Sensor Nodes\u003c\/h3\u003e\u003cp\u003eThe 80MHz Cortex-M4 with DSP instructions handles complex sensor fusion algorithms while the low-power modes extend battery life in wireless transmitters.\u003c\/p\u003e\u003ch3\u003ePortable Medical Devices\u003c\/h3\u003e\u003cp\u003eIts 1.71V minimum supply and multiple low-power modes enable continuous glucose monitors and pulse oximeters to run for months on a coin cell.\u003c\/p\u003e\u003ch3\u003eSmart Home Hubs\u003c\/h3\u003e\u003cp\u003eWith 128KB flash and 64KB RAM, it can run a lightweight RTOS and manage Zigbee\/Thread protocol stacks for smart lighting and security systems.\u003c\/p\u003e\u003ch3\u003eMotor Control for Drones\u003c\/h3\u003e\u003cp\u003eThe integrated PWM timers and DMA controllers allow precise, low-latency control of brushless DC motors in small quadcopters.\u003c\/p\u003e\u003ch3\u003eData Loggers\u003c\/h3\u003e\u003cp\u003eIts 64KB SRAM can buffer sensor data before writing to external flash, while the brown-out detector ensures data integrity during power fluctuations.\u003c\/p\u003e\u003ch3\u003eWearable Fitness Trackers\u003c\/h3\u003e\u003cp\u003eThe small 48-UFQFN package and low-power RTC enable compact, energy-efficient step counting and heart-rate monitoring devices.\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\u003eSTMicroelectronics\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eProduct Series\u003c\/td\u003e \t\u003ctd\u003eSTM32L4\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackaging\u003c\/td\u003e \t\u003ctd\u003eTape \u0026amp; Reel (TR) | NULL\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eCore Processor\u003c\/td\u003e \t\u003ctd\u003eARM® Cortex®-M4\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\u003e80MHz\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eConnectivity\u003c\/td\u003e \t\u003ctd\u003eCANbus, I2C, IrDA, LINbus, QSPI, SAI, SPI, SWPMI, UART\/USART\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePeripherals\u003c\/td\u003e \t\u003ctd\u003eBrown-out Detect\/Reset, DMA, PWM, WDT\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eNumber of I\/O\u003c\/td\u003e \t\u003ctd\u003e38\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\u003e64K x 8\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eVoltage - Supply (Vcc\/Vdd)\u003c\/td\u003e \t\u003ctd\u003e1.71V ~ 3.6V\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eData Converters\u003c\/td\u003e \t\u003ctd\u003eA\/D 10x12b; D\/A 2x12b\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-UFQFPN (7x7)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackage \/ Case\u003c\/td\u003e \t\u003ctd\u003e48-UFQFN Exposed Pad\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 and maximum speed?\u003c\/dt\u003e\n\u003cdd\u003eA: It uses an ARM Cortex-M4 core running at up to 80MHz.\u003c\/dd\u003e\n\u003cdt\u003eQ: How much flash and RAM does it have?\u003c\/dt\u003e\n\u003cdd\u003eA: It provides 128KB of flash memory and 64KB of SRAM.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the supply voltage range?\u003c\/dt\u003e\n\u003cdd\u003eA: It operates from 1.71V to 3.6V, supporting low-power battery applications.\u003c\/dd\u003e\n\u003cdt\u003eQ: What package is this part?\u003c\/dt\u003e\n\u003cdd\u003eA: It comes in a 48-UFQFN exposed pad package.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"STMicroelectronics","offers":[{"title":"Default Title","offer_id":50887007469857,"sku":"STM32L431CBU6TR","price":8.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/IC_MCU_497_A0B9_ME_U_48_77ccd9e4-cd04-48ff-b4ad-916b197f82b1.jpg?v=1739311549","url":"https:\/\/hqickey.com\/de\/products\/stm32l431cbu6tr","provider":"HQICKEY","version":"1.0","type":"link"}