STMicroelectronics STM32WL54CCU7 Wireless MCU, LoRa & Sub-GHz, LQFP-100 Package

STM32WL54CCU7 Overview

The STM32WL54CCU7 is a highly integrated wireless microcontroller designed for low-power, long-range communication applications. Featuring an Arm? Cortex?-M4 core with integrated sub-GHz radio transceiver, it supports various protocols including LoRa?, Sigfox, and Wireless M-Bus. This device offers robust performance with extensive memory, enhanced security features, and flexible power management options, making it ideal for IoT, smart metering, and industrial sensor networks. With advanced RF capabilities and comprehensive peripheral sets, the STM32WL54CCU7 delivers reliable wireless connectivity combined with efficient processing power. For detailed specifications and sourcing, visit IC Manufacturer.

STM32WL54CCU7 Technical Specifications

STM32WL54CCU7 Key Features

• Integrated Arm Cortex-M4 core: Provides efficient processing with DSP instructions, enabling complex algorithms and real-time control in wireless applications.
• Sub-GHz radio transceiver: Supports multiple modulation schemes and long-range communication, ensuring flexible connectivity across diverse industrial environments.
• Low-power operation modes: Enables extended battery life critical for IoT nodes, with ultra-low current consumption in Stop mode.
• Robust security mechanisms: Hardware AES encryption and random number generation protect data integrity and prevent unauthorized access.
• Rich peripheral set: Includes multiple timers, ADC, USART, SPI, and I2C interfaces, facilitating integration with sensors and external devices.
• Extended memory capacity: 256 KB Flash and 64 KB SRAM support complex firmware and data buffering without external components.
• Compact 48-pin UFQFPN package: Offers a small footprint for space-constrained designs while maintaining thermal efficiency.

Typical Applications

• Internet of Things (IoT) devices requiring secure, long-range wireless connectivity with low power consumption, such as smart city sensors and asset tracking.
• Smart metering systems leveraging sub-GHz communication protocols to provide reliable data transfer over wide areas.
• Industrial automation and monitoring equipment benefiting from the microcontroller??s integrated RF transceiver and robust peripheral options.
• Wireless sensor networks in agriculture or environmental monitoring where extended battery life and secure communication are essential.

STM32WL54CCU7 Advantages vs Typical Alternatives

This device combines a powerful Cortex-M4 core with an integrated sub-GHz radio, reducing component count and overall system cost compared to separate MCU and RF modules. Its multi-protocol support, ultra-low power modes, and hardware security features deliver enhanced reliability, versatility, and protection. The extended memory and comprehensive peripherals enable complex applications without external resources, making it a compelling choice over traditional wireless MCUs lacking integrated RF capabilities or advanced security.

STM32WL54CCU7 Brand Info

The STM32WL54CCU7 is part of the STM32WL series from STMicroelectronics, a global leader in semiconductor solutions. STMicroelectronics is renowned for its innovation in mixed-signal and power management technologies, delivering scalable microcontrollers for IoT and industrial markets. The STM