{"product_id":"stm32l431cbt3tr","title":"STM32L431CBT3TR","description":"\u003cp\u003eThe STM32L431CBT3TR from STMicroelectronics is a low-power ARM Cortex-M4F microcontroller balancing performance and efficiency. It delivers 80MHz processing with 128KB flash and 64KB SRAM in a compact 48-LQFP package. Operating from 1.71V to 3.6V, it includes DMA, PWM, and watchdog timers for reliable embedded control. Its -40°C to 125°C range suits demanding industrial and automotive environments.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eUltra-low-power architecture: 1.71V operation and multiple sleep modes extend battery life in portable designs.\u003c\/li\u003e\n\u003cli\u003eHigh-performance DSP: Cortex-M4F with FPU accelerates math-intensive tasks like audio and motor control.\u003c\/li\u003e\n\u003cli\u003eRobust temperature range: -40°C to 125°C ensures reliability in harsh industrial settings.\u003c\/li\u003e\n\u003cli\u003eAmple memory: 128KB flash and 64KB SRAM support complex applications without external memory.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eIndustrial Sensor Nodes\u003c\/h3\u003e\u003cp\u003eThe 80MHz Cortex-M4F with DSP instructions enables real-time sensor fusion and edge processing in factory automation, reducing host MCU load.\u003c\/p\u003e\u003ch3\u003eBattery-Powered IoT Devices\u003c\/h3\u003e\u003cp\u003eWith a 1.71V minimum supply and multiple low-power modes, it extends battery life in wireless environmental monitors and trackers.\u003c\/p\u003e\u003ch3\u003eMotor Control Systems\u003c\/h3\u003e\u003cp\u003eIntegrated PWM timers and DMA support field-oriented control for brushless DC motors in power tools and robotics.\u003c\/p\u003e\u003ch3\u003ePortable Medical Instruments\u003c\/h3\u003e\u003cp\u003eThe 125°C rating and 64KB SRAM allow reliable operation in handheld diagnostic devices requiring fast data logging.\u003c\/p\u003e\u003ch3\u003eSmart Building Controllers\u003c\/h3\u003e\u003cp\u003eIts rich analog peripherals and 128KB flash handle HVAC scheduling and lighting control with local decision-making.\u003c\/p\u003e\u003ch3\u003eAutomotive Aftermarket Modules\u003c\/h3\u003e\u003cp\u003eThe wide temperature range and brown-out detection make it suitable for engine-adjacent telematics or body control modules.\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®-M4F\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 SAR; D\/A 2x12b\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eOscillator Type\u003c\/td\u003e \t\u003ctd\u003eExternal, Internal\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eOperating Temperature\u003c\/td\u003e \t\u003ctd\u003e-40°C ~ 125°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-LQFP (7x7)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackage \/ Case\u003c\/td\u003e \t\u003ctd\u003e48-LQFP\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 operating voltage range of the STM32L431CBT3TR?\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 is the maximum core speed?\u003c\/dt\u003e\n\u003cdd\u003eA: The ARM Cortex-M4F core runs 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 flash and 64KB SRAM.\u003c\/dd\u003e\n\u003cdt\u003eQ: What package is available?\u003c\/dt\u003e\n\u003cdd\u003eA: It comes in a 48-LQFP package.\u003c\/dd\u003e\n\u003cdt\u003eQ: What is the temperature range?\u003c\/dt\u003e\n\u003cdd\u003eA: It is rated for -40°C to 125°C.\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"STMicroelectronics","offers":[{"title":"Default Title","offer_id":50887241629985,"sku":"STM32L431CBT3TR","price":10.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/IC_MCU_497_5B_ME_V2_T_48_000614c0-bc3b-4a26-a461-57c1ed43227b.jpg?v=1739317988","url":"https:\/\/hqickey.com\/products\/stm32l431cbt3tr","provider":"HQICKEY","version":"1.0","type":"link"}