Multiprotocol LPWAN 32-bit Arm Cortex-M4 MCUs, LoRa, (G)FSK, (G)MSK, BPSK, up to 256KB flash, 64KB SRAM IC RF TxRx + MCU 802.15.4 LoRa™ 150MHz ~ 960MHz 73-UFBGA The STM32WLE5JCI6 is an ultra-low-power wireless System-on-Chip (SoC) from STMicroelectronics that combines a 32-bit Arm Cortex-M4 microcontroller with an integrated sub-GHz radio transceiver. It is designed for long-range, low-power IoT and LPWAN applications such as smart metering, smart cities, industrial sensors, and remote monitoring systems. It supports multiple modulation schemes including LoRa®, (G)FSK, (G)MSK, and BPSK, making it flexible for both proprietary and standardized wireless protocols like LoRaWAN®. The device integrates RF, analog, digital, and security features into a single chip to reduce external components and PCB size. Key Features Core & Performance 32-bit Arm® Cortex®-M4 core up to 48 MHz DSP instructions and MPU support Up to 256 KB Flash and 64 KB SRAM Wireless Radio Sub-GHz frequency range: 150 MHz – 960 MHz Supports LoRa®, (G)FSK, (G)MSK, BPSK High receiver sensitivity up to –148 dBm (LoRa mode) Output power up to +22 dBm Ultra-Low Power Operation Supply voltage: 1.8 V – 3.6 V Very low sleep currents (nA–µA range) Optimized for battery-powered and energy-harvesting devices Peripherals Up to 43 GPIOs ADC (12-bit), DAC, comparators Multiple timers (16-bit and 32-bit) Interfaces: SPI, I2C, UART/USART, LPUART, I2S Security Features Hardware AES-256 encryption True Random Number Generator (TRNG) Secure memory protection and unique device ID System Integration Integrated RF + MCU (highly reduced BOM) OTA firmware update capability Industrial temperature range (typically –40°C to +85°C / +105°C depending variant) Summary The STM32WLE5JCI6 is a highly integrated LoRa-capable MCU + RF transceiver SoC, optimized for long-range wireless communication with extremely low power consumption, making it ideal for IoT devices that must run for years on battery power. #CommonPartsLibrary #IntegratedCircuit #STM32WLE5JCI6 #STM32WL #LoRa #IoT #LowPowerMCU #ArmCortexM4 #SubGHzRF #WirelessMCU #LPWAN #STMicroelectronics

ST Microelectronics STM32L432KCU6 UFQFPN-32_L5.0-W5.0-P0.50-TL-EP3.5 LCSC Part Number: C1337280 JLCPCB Part Class: Extended Part Manufactured by ST(意法半导体) STMicroelectronics STM32L432KC ultra-low-power 32-bit ARM Cortex-M4 microcontroller with FPU running up to 80MHz, featuring 256KB Flash memory, 64KB SRAM, USB 2.0 Full-Speed device support, Quad-SPI interface, RTC with calendar and alarms, true random number generator (TRNG), DMA controller, CAN 2.0B, UART, LPUART, SPI, I2C, SAI audio interface, 12-bit 5MSPS ADC, dual 12-bit DACs, operational amplifier with PGA, comparators, capacitive sensing channels, advanced timers and ultra-low-power modes. Operates from 1.71V to 3.6V and is optimized for battery-powered, industrial, medical, IoT and portable embedded applications. Search Keywords: STM32L432KC, STM32L432KCU6, STM32L432KCU6TR, STM32L432, STM32L4 series, STM32 Cortex-M4 MCU, STM32 low power microcontroller, STM32 256KB Flash 64KB SRAM, STM32 USB FS MCU, STM32 CAN MCU, STM32 Quad SPI MCU, STM32L432 datasheet, STM32L432 development board, Nucleo-L432KC, ARM Cortex-M4 FPU Hashtags: #STM32L432KC #STM32L432KCU6 #STM32L432 #STM32L4 #STMicroelectronics #CortexM4 #ARMMicrocontroller #LowPowerMCU #EmbeddedSystems #USBFS #CANBus #QuadSPI #ADC12bit #DAC12bit #RTC #TRNG #IoTMCU #IndustrialMCU #MedicalElectronics #NucleoL432KC