QG298

QG298 is a high-performance, low-power microcontroller developed by Qualcomm Technologies, Inc., primarily targeting applications in the Internet of Things (IoT) and connected devices. Introduced as part of Qualcomm’s Snapdragon Wear 2000 series, it is designed to deliver enhanced efficiency and extended battery life while maintaining robust processing capabilities.

The QG298 features an ARM Cortex-M4F core running at up to 400 MHz, paired with 2 MB of embedded SRAM and support for up to 16 MB of external memory. Its architecture includes a Qualcomm Hexagon DSP for signal processing tasks, which is particularly useful for applications involving audio, sensor fusion, or machine learning at the edge. The chip also integrates a Qualcomm Adreno GPU, enabling basic graphics acceleration for display and UI rendering.

Key features of the QG298 include support for multiple wireless protocols such as Bluetooth 5.0, Wi-Fi 5 (802.11ac), and sub-1 GHz connectivity options like LoRa and Zigbee. It incorporates a comprehensive suite of sensors, including accelerometers, gyroscopes, and ambient light sensors, along with advanced power management technologies to optimize energy consumption. The device also supports Qualcomm’s Quick Charge technology for faster battery charging.

The QG298 is commonly used in wearables like smartwatches, fitness trackers, and health monitoring devices, as well as in industrial IoT and smart home applications. Its balance of performance, power efficiency, and connectivity makes it a versatile choice for developers targeting battery-powered, always-connected devices. The chip is manufactured using a 28-nanometer process, ensuring a compact form factor while maintaining high performance.