# STM32WLE5JC (Component) ## Description STM32WLE5JC is an ultra-low-power wireless microcontroller from STMicroelectronics that combines an Arm Cortex-M4 processor with an integrated Sub-GHz radio transceiver in a single chip. Designed for long-range, low-power IoT and LPWAN applications, it supports LoRa®, (G)FSK, (G)MSK, and BPSK modulation schemes, making it ideal for smart metering, industrial monitoring, agriculture, asset tracking, and remote sensing applications. The device offers a high level of integration, robust security features, and extensive peripheral support while maintaining very low power consumption. Key Features Arm Cortex-M4 32-bit MCU running at up to 48 MHz Integrated Sub-GHz radio transceiver (150 MHz to 960 MHz) Supports LoRa®, LoRaWAN®, (G)FSK, (G)MSK, and BPSK modulations Up to 256 KB Flash memory and 64 KB SRAM Ultra-low-power operation with multiple low-power modes Programmable RF output power up to +22 dBm High receiver sensitivity down to -148 dBm (LoRa mode) Hardware AES-256 encryption and True Random Number Generator (RNG) Public Key Accelerator (PKA) for enhanced security 12-bit ADC, 12-bit DAC, comparators, and DMA controllers Multiple communication interfaces: USART, LPUART, SPI, I²C Operating voltage range: 1.8 V to 3.6 V Operating temperature range: -40°C to +105°C Available in compact UFQFPN, UFBGA, and WLCSP packages #STM32WLE5JC #STM32WL #LoRa #LoRaWAN #SubGHz #WirelessMCU #CortexM4 #LPWAN #IoT #SmartMetering #IndustrialIoT #EmbeddedSystems #STMicroelectronics ## Component Details - **Owner:** adrian95 - **Created:** 6/17/2026 - **Last Updated:** 6/17/2026 - **Visibility:** Public - **Package or Case Code:** UFBGA-73, 5 × 5 × 0.6 mm, 0.5 mm pitch. - **Manufacturer Name:** STMicroelectronics - **Datasheet URL:** https://www.st.com/resource/en/datasheet/stm32wle5jc.pdf - **Symbol Style:** parametric-v1 - **Manufacturer Part Number:** STM32WLE5JC - **Part Type:** Integrated Circuits - **License:** https://creativecommons.org/licenses/by/4.0/ - **Part Type:** Integrated Circuits - **Sub-Type:** Logic - **Manufacturer:** STMicroelectronics - **MPN:** STM32WLE5JC - **Mount Type:** Wire - **Package / Case Code:** 64-UFBGA - **Pin Count:** 73 - **Logic Function:** AND ## Pins | Pin | Name | Type | |-----|------|------| | A1 | VSSSMPS | | | A2 | VDDSMPS | | | A4 | PA14 | | | A5 | VDDA | | | A7 | VDD | | | A8 | VBAT | | | A9 | PA12 | | | B1 | VLXSMPS | | | B2 | VFBSMPS | | | B3 | PA15 | | | B4 | PB15 | | | B5 | VREF+ | | | B6 | PC14-OSC32_IN | | | B7 | VSS | | | B8 | PA13 | | | B9 | PA11 | | | C1 | PB3 | | | C2 | PB4 | | | C3 | PB7 | | | C4 | PB9 | | | C5 | PC15-OSC32_OUT | | | C6 | PB14 | | | C7 | PC13 | | | C8 | PA10 | | | D2 | PB5 | | | D3 | PB8 | | | D4 | PC2 | | | D5 | PC3 | | | D6 | PA0 | | | D7 | PB13 | | | D8 | PB2 | | | D9 | VSS | | | E1 | PB6 | | | E2 | VDD | | | E3 | VSS | | | E4 | PC5 | | | E5 | PA9 | | | E6 | PB12 | | | E7 | PB1 | | | E8 | VDDRF | | | E9 | VDD | | | F1 | PC1 | | | F2 | PC0 | | | F3 | PC4 | | | F4 | PA6 | | | F5 | ~{RST} | | | F6 | PB0-VDD_TCXO | | | F7 | VDDRF1V55 | | | F8 | OSC_OUT | | | G2 | PC6 | | | G3 | PA1 | | | G4 | PB11 | | | G5 | VSS | | | G6 | VSSRF | | | G7 | VSSRF | | | G8 | VSSRF | | | G9 | OSC_IN | | | H1 | PA3 | | | H2 | PA2 | | | H3 | PA7 | | | H4 | PB10 | | | H5 | VDD | | | H6 | VSSRF | | | H7 | RFI_N | | | H8 | VDDPA | | | H9 | VR_PA | | | J1 | PA4 | | | J2 | PA5 | | | J3 | PA8 | | | J5 | PH3-BOOT0 | | | J6 | RFI_P | | | J8 | RFO_LP | | | J9 | RFO_HP | | --- *Generated from [https://www.flux.ai/adrian95/stm32wle5jc](https://www.flux.ai/adrian95/stm32wle5jc)*