CC2541F256TRHATQ1, RF System on a Chip - SoC RF Bluetooth SMART SOC auto qual BLE

SimpleLink™ Microcontrollers (MCUs)
Texas Instruments SimpleLink™ Microcontrollers (MCUs) offer the broadest portfolio of differentiated wired and wireless Arm® MCUs with a single development environment. This environment delivers flexible hardware, software and tool options for customers developing Internet-of-Things (IoT) applications. With a single software architecture, modular development kits and free software tools the SimpleLink MCU platform allows 100% code reuse across the portfolio. This also supports a wide range of connectivity standards and technologies including RS-485, Bluetooth® low energy, Wi-Fi®, Sub-1 GHz with ZigBee®, and Thread. SimpleLink microcontrollers help manufacturers easily develop and seamlessly reuse resources to expand their portfolio of connected products.