{"product_id":"stm32l422tby6tr","title":"STM32L422TBY6TR","description":"\u003cp\u003eThe STM32L422TBY6TR is an ultra-low-power ARM Cortex-M4 MCU from STMicroelectronics. It runs at 80MHz with FPU, offering 128KB flash and 40KB SRAM. The 36-pin WLCSP package is ideal for space-constrained designs. With a 1.71V-3.6V supply, it excels in battery-powered IoT and wearable applications. Integrated DMA and PWM enhance peripheral throughput.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e80MHz Cortex-M4 with FPU: Provides DSP capabilities for audio and sensor processing.\u003c\/li\u003e\n\u003cli\u003eUltra-low power: Multiple low-power modes extend battery life in portable devices.\u003c\/li\u003e\n\u003cli\u003eWLCSP package: Reduces board area by up to 60% compared to QFN.\u003c\/li\u003e\n\u003cli\u003e1.71V operation: Allows direct power from a single alkaline cell.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWearable Fitness Trackers\u003c\/h3\u003e\u003cp\u003eThe 1.71V operation and 80MHz Cortex-M4 allow complex sensor fusion algorithms while maintaining low power. The WLCSP saves space in wrist-worn designs.\u003c\/p\u003e\u003ch3\u003eIoT Sensor Nodes\u003c\/h3\u003e\u003cp\u003eUse its DMA and multiple low-power modes to wake on external events. The 128KB flash stores firmware for MQTT and TLS stacks.\u003c\/p\u003e\u003ch3\u003eMedical Patch Devices\u003c\/h3\u003e\u003cp\u003eIts small footprint and 40KB RAM support continuous ECG monitoring. The brown-out reset ensures safe operation during battery discharge.\u003c\/p\u003e\u003ch3\u003eSmart Home Controllers\u003c\/h3\u003e\u003cp\u003eDrive Zigbee or Thread protocols with the 80MHz core. The PWM outputs can control LED dimming with high resolution.\u003c\/p\u003e\u003ch3\u003ePortable Instruments\u003c\/h3\u003e\u003cp\u003eFor handheld multimeters, the 12-bit ADC and DMA enable high-speed sampling. The 3.6V max input simplifies Li-ion battery connection.\u003c\/p\u003e\u003ch3\u003eIndustrial Sensors\u003c\/h3\u003e\u003cp\u003eWith -40°C to 85°C rating, it works in factory floors. The WDT and brown-out reset provide fail-safe operation.\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\u003eCut Tape (CT) | Tape \u0026amp; Reel (TR)\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\u003eI2C, Infrared, IrDA, LINbus, Quad SPI, 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, PWM, WDT\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003eNumber of I\/O\u003c\/td\u003e \t\u003ctd\u003e30\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\u003e40K 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\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\u003e36-WLCSP (2.58x3.07)\u003c\/td\u003e \u003c\/tr\u003e \u003ctr\u003e \t\u003ctd\u003ePackage \/ Case\u003c\/td\u003e \t\u003ctd\u003e36-UFBGA, WLCSP\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 speed of the STM32L422TBY6TR?\u003c\/dt\u003e\n\u003cdd\u003eA: It uses an ARM Cortex-M4 core running at up to 80MHz with FPU.\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, suitable for battery-powered devices.\u003c\/dd\u003e\n\u003cdt\u003eQ: How much flash and RAM does it have?\u003c\/dt\u003e\n\u003cdd\u003eA: It has 128KB flash and 40KB SRAM.\u003c\/dd\u003e\n\u003cdt\u003eQ: What package is this part?\u003c\/dt\u003e\n\u003cdd\u003eA: It comes in a 36-pin WLCSP (Wafer-Level Chip Scale Package).\u003c\/dd\u003e\n\u003c\/dl\u003e","brand":"STMicroelectronics","offers":[{"title":"Default Title","offer_id":50885076680993,"sku":"STM32L422TBY6TR","price":5.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0910\/9756\/3425\/files\/IC_MCU_497_B03P_WLCSP36_DIE464_ME_Y_36_c9fd5a17-bc05-44b3-b4db-1ba76cb24124.jpg?v=1739271086","url":"https:\/\/hqickey.com\/products\/stm32l422tby6tr","provider":"HQICKEY","version":"1.0","type":"link"}