The Silicon Labs Gecko series is a family of integrated circuits (ICs) embedded microcontrollers designed for various applications. The Gecko microcontrollers are powered by the ARM Cortex-M33 core processor, providing a processing speed of 76.8MHz. These microcontrollers come in a 32-bit single-core package and offer a range of connectivity options including I²C, IrDA, SmartCard, SPI, and UART/USART. They also feature peripherals such as brown-out detect/reset, DMA, POR, PWM, and WDT. The Gecko microcontrollers are currently active in the market and are widely used in the electronics industry.