STM32WLE5JCI6TR

Overview

The STM32WLE5JCI6TR is a Sub-GHz wireless microcontroller from the STM32WL series, featuring an ARM Cortex-M4 core operating at up to 48 MHz. It integrates 256 Kbytes of Flash memory and 64 Kbytes of SRAM within a 73-UFBGA package. The device supports LoRa and IEEE 802.15.4 protocols across frequencies of 150 MHz to 960 MHz. Key electrical parameters include a supply voltage range of 1.8V to 3.6V, maximum output power of 22 dBm, and sensitivity of -148 dBm.

Feature Summary

• Integrates dual-core architecture with Arm Cortex-M4 and Cortex-M0+ processors for efficient task management.
• Supports long-range communication via LoRa and standard-compliant IEEE 802.15.4 protocols.
• Features a high-performance RF transceiver capable of operation in Sub-GHz frequency bands.

Applications

• Smart metering infrastructure
• Industrial sensor networks
• Building automation systems

Procurement Notes

Verify the specific suffix 'TR' indicates tape-and-reel packaging when reviewing official datasheets or distributor specifications. Confirm that the component meets RoHS compliance requirements as stated by STMicroelectronics. Ensure the ordering part number matches the exact pinout and memory configuration documented in the product reference manual before finalizing procurement.

Selection Notes

Select this component for applications requiring low-power long-range connectivity combined with processing capabilities. The integrated RF front-end reduces external component count compared to discrete solutions. Evaluate the 48 MHz clock speed against application latency requirements. Consider the UFBGA package size for PCB layout constraints in compact designs.

Part Context

This part belongs to the STM32WL family, designed specifically for IoT gateways and end-node devices. It bridges the gap between ultra-low-power MCU performance and robust wireless connectivity. The series emphasizes energy efficiency while maintaining compatibility with major LPWAN standards.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify cross-reference options through official STMicroelectronics channels or authorized distributors for compatible alternatives within the STM32WL series.