STM32WL33K8V6 Overview
The STM32WL33K8V6 is a highly integrated wireless microcontroller combining a powerful 32-bit Arm? Cortex?-M33 core with a sub-GHz radio transceiver. Designed for long-range, low-power wireless applications, this device supports multiple modulation schemes including LoRa?, (G)FSK, and (G)MSK, enabling flexible connectivity for IoT and industrial applications. With 128 KB of Flash memory and 32 KB of RAM, it offers sufficient onboard resources for complex firmware execution. Engineers and sourcing specialists will find this device well-suited for smart metering, asset tracking, and sensor networks. For detailed manufacturer specifications and support, visit IC Manufacturer.
STM32WL33K8V6 Technical Specifications
| Parameter | Specification |
|---|---|
| Core | Arm Cortex-M33, 32-bit, up to 48 MHz |
| Flash Memory | 128 KB |
| SRAM | 32 KB |
| Radio Frequency Range | 150 MHz to 960 MHz (Sub-GHz) |
| Modulation Schemes | LoRa?, (G)FSK, (G)MSK |
| Supply Voltage | 1.8 V to 3.7 V |
| Operating Temperature | -40 ??C to +85 ??C |
| Package | 64-pin LQFP (10 x 10 mm) |
| Security Features | True Random Number Generator (TRNG), AES-128 encryption |
| Peripherals | Multiple USART, SPI, I2C, ADC, RTC |
STM32WL33K8V6 Key Features
- Arm Cortex-M33 core: Offers enhanced processing power and security with TrustZone technology, providing robust system control and efficient code execution.
- Integrated sub-GHz radio: Enables long-range wireless communication up to several kilometers, reducing system complexity by eliminating the need for external RF modules.
- Low power consumption: Optimized for battery-powered applications, it delivers extended device lifetime through various low-power modes and efficient processing.
- Multiple modulation support: Supports LoRa?, (G)FSK, and (G)MSK, allowing flexible deployment across diverse IoT ecosystems and communication standards.
- Embedded security: Features hardware-based AES-128 encryption and a true random number generator, ensuring secure data transmission and device authentication.
- Rich peripheral set: Includes USART, SPI, I2C, ADC, and RTC interfaces facilitating versatile connectivity and sensor integration for complex systems.
- Compact 64-pin LQFP package: Provides a small footprint ideal for space-constrained industrial designs without compromising I/O availability.
Typical Applications
- Smart metering solutions requiring secure, long-range wireless communication with low power consumption for electricity, gas, or water meters.
- Asset tracking systems that benefit from integrated sub-GHz radio for extended coverage and reliable location data transmission.
- Industrial sensor networks where robust wireless connectivity and embedded security are critical for monitoring and control in harsh environments.
- Smart agriculture applications leveraging low-power, long-distance communication to connect distributed sensors for environmental monitoring and automation.
STM32WL33K8V6 Advantages vs Typical Alternatives
This device stands out by integrating both a high-performance Arm Cortex-M33 processor and a versatile sub-GHz radio on a single chip, reducing BOM complexity and power consumption compared to separate MCU and RF modules. Its support for multiple modulation schemes ensures broad IoT compatibility. Enhanced security features and a compact package enhance reliability and ease integration, making it a cost-effective choice for industrial wireless applications.
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STM32WL33K8V6 Brand Info
The STM32WL33K8V6 is part of the STM32WL series developed by STMicroelectronics, a global leader in semiconductor technology. STMicroelectronics is renowned for delivering innovative microcontroller solutions tailored for IoT and industrial applications. The STM32WL family uniquely combines ultra-low-power microcontroller technology with sub-GHz radio communication, enabling developers to build secure, long-range wireless networks with fewer components. This product
