The S26KS512SDPBHI020 is a low-power, SI-PHY-based, multi-standard Ultrasonic Hub IC from Infineon Technologies. It features a high-level programmable configurable system with four 16-bit Sigma Delta converters and 256-byte RAM. With its high-speed SPI port, the device supports a wide range of transducer types, such as capacitive, piezoelectric, and air-coupled. The IC also includes configurable gain, digital attenuation, and digital detection and rejection enable functions. The IC also includes an embedded temperature sensor, and supports a range of I/O voltage levels.