STM32WL55JCI6 Overview
The STM32WL55JCI6 is a highly integrated wireless microcontroller designed for long-range, low-power IoT applications. It combines an Arm Cortex-M4 core with a sub-GHz radio transceiver, making it ideal for LPWAN protocols such as LoRa and Sigfox. This device supports a broad frequency range and offers advanced security features, enabling robust and reliable wireless communication with minimal energy consumption. With embedded memory and multiple peripherals, it simplifies system design for smart metering, building automation, and asset tracking. For detailed product information and support, visit IC Manufacturer.
STM32WL55JCI6 Technical Specifications
| Parameter | Specification |
|---|---|
| Core | Arm Cortex-M4 32-bit MCU |
| Operating Frequency | Up to 48 MHz |
| Flash Memory | 512 KB |
| RAM | 256 KB |
| Radio Frequency Range | 150 MHz to 960 MHz |
| Modulation | LoRa, (G)FSK, (G)MSK, BPSK |
| Supply Voltage | 1.8 V to 3.7 V |
| Package | LQFP64, 10 x 10 mm |
| Operating Temperature | -40??C to +85??C |
| Security Features | True Random Number Generator, AES-128 Encryption |
STM32WL55JCI6 Key Features
- Integrated Arm Cortex-M4 Core: Enables efficient processing and application control with low power consumption, supporting complex algorithms and real-time operation.
- Sub-GHz Radio Transceiver: Provides long-range wireless connectivity for LPWAN protocols such as LoRa and Sigfox, vital for wide-area IoT deployments.
- Advanced Security Functions: Incorporates AES-128 encryption and a true random number generator, ensuring secure communication and data protection.
- Flexible Frequency Support: Covers a wide RF range (150 MHz to 960 MHz), allowing deployment across various regional frequency bands without hardware changes.
Typical Applications
- Smart metering and utility networks requiring robust, low-power wireless communication for data transmission over long distances.
- Building automation systems benefiting from secure and reliable wireless sensor networking.
- Asset tracking solutions leveraging long-range connectivity to monitor location and status in real time.
- Environmental monitoring devices that need extended battery life and wide-area communication capabilities.
STM32WL55JCI6 Advantages vs Typical Alternatives
This device offers superior integration by combining a high-performance Cortex-M4 MCU with a sub-GHz transceiver on a single chip. Its wide frequency range and support for multiple modulation schemes provide flexibility unmatched by many alternatives. The low power profile extends battery life, critical for IoT applications, while embedded security features enhance data integrity. Overall, it delivers reliable wireless performance with reduced system complexity and cost.
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STM32WL55JCI6 Brand Info
Manufactured by STMicroelectronics, the STM32WL55JCI6 is part of the STM32WL series, which pioneers the integration of wireless connectivity and microcontroller functionality. STMicroelectronics is a global leader in semiconductor solutions, renowned for its robust industrial-grade products. The STM32WL family targets IoT and LPWAN applications, combining proven STM32 MCU technology with a certified sub-GHz radio, providing developers with a comprehensive platform for secure, energy-efficient wireless systems.
FAQ
What wireless protocols does the STM32WL55JCI6 support?
This microcontroller supports long-range wireless communication protocols including LoRa and Sigfox. It also supports standard modulation schemes such as (G)FSK, (G)MSK, and BPSK, enabling flexible deployment across multiple LPWAN networks.
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What are the power consumption characteristics of this device?
The STM32WL55JCI6 is optimized for low power consumption, with features like a low-power Arm Cortex-M4 core and efficient radio transceiver design. This makes it suitable for battery-powered IoT applications requiring long operational life.
How does the device ensure secure communication?
Security is ensured through
