STMicroelectronics STM32WL33K8V7TR Wireless MCU, 32-bit ARM Cortex-M33, LQFP-64 Package

STM32WL33K8V7TR Overview

The STM32WL33K8V7TR is a high-performance wireless microcontroller integrating a 32-bit Arm? Cortex?-M33 core with a sub-GHz radio transceiver. Designed for ultra-low-power IoT applications, it supports LoRa, Sigfox, and other proprietary protocols, enabling reliable long-range communication. Featuring 128 KB of Flash memory and 32 KB of RAM, this device delivers efficient code execution and robust data processing. Its integrated radio and advanced security features make it ideal for smart metering, asset tracking, and industrial automation solutions. Available from IC Manufacturer, it offers a compact, cost-effective platform for next-gen wireless sensor networks.

STM32WL33K8V7TR Technical Specifications

STM32WL33K8V7TR Key Features

• Integrated Arm Cortex-M33 core: Provides powerful processing with TrustZone security extensions, enabling secure and efficient application execution.
• Multi-protocol sub-GHz radio: Supports LoRa, Sigfox, and proprietary protocols, ensuring flexible connectivity options for diverse wireless IoT networks.
• Low power consumption: Optimized for battery-powered devices, extending operational lifetime in remote or portable applications.
• Robust memory configuration: 128 KB Flash and 32 KB RAM provide ample space for complex firmware and real-time data handling.
• Advanced security features: Hardware cryptographic accelerators and secure boot protect against unauthorized access and tampering.
• Compact QFN48 package: Enables easy integration into space-constrained designs without compromising performance.
• Wide operating voltage and temperature range: Suitable for industrial environments requiring reliable operation across variable conditions.

Typical Applications

• Smart metering systems requiring long-range, low-power wireless communication with secure data transmission for utilities management.
• Asset tracking devices that benefit from sub-GHz connectivity to maximize coverage and battery life in supply chain logistics.
• Industrial automation sensors where robust wireless links and enhanced security are critical for process monitoring and control.
• Environmental monitoring solutions deploying distributed sensor nodes with reliable communication and low energy consumption.

STM32WL33K8V7TR Advantages vs Typical Alternatives

This wireless microcontroller delivers a unique combination of long-range sub-GHz connectivity, integrated Arm Cortex-M33 processing, and advanced security features, setting it apart from typical alternatives. Its low power consumption and multi-protocol radio support provide engineers with flexible, energy-efficient solutions ideal for IoT networks. The compact package and broad temperature tolerance further enhance reliability and integration ease, making it a compelling choice for demanding industrial and smart city applications.

STM32WL33K8V7TR Brand Info

The STM32WL33K8V7TR is a product from STMicroelectronics, a global leader in semiconductor and microcontroller solutions. ST??s STM32WL series pioneers the integration of sub-GHz radio with a high-performance MCU, delivering turnkey wireless connectivity for IoT applications. Known for innovation, quality, and extensive ecosystem support, the STM32WL family offers developers comprehensive software libraries, development tools, and community resources. This particular model caters to engineers seeking secure, low-power wireless modules that combine processing power with versatile communication protocols.

FAQ

What wireless protocols does the STM32WL33K8V7TR support?

This device supports a variety of sub-GHz wireless protocols including LoRa, Sigfox, and proprietary modulation schemes such as (G)FSK, (G)MS