The PCA9515ADP,118 is a signal buffer and I2C bus repeater manufactured by NXP. It is designed to act as a bridge between two I2C buses and is used to increase the transmission distance of the I2C communication bus. The PCA9515ADP,118 is able to handle both standard (100 KHz) and fast (400 KHz) data rates. It also offers bi-directional level shifting and signal buffering, as well as programmable rise time and fall time adjustments. It has a wide range of available features, such as software reset and optional OVT protection. The PCA9515ADP,118 is used in a variety of applications, including automotive, industrial, consumer and medical systems.