The SI8440AB-C-IS is a 4-channel digital isolator with 2.5 kV isolation voltage. It is a part of the Silicon Labs Isolator family, the industry leader for providing digital isolation in both AC and DC switching applications. The product has zero-crossing detection and detection of invalid state-inputs. Features include: digital signal transmission, low-power consumption, very small package (8-DBVSSOP) size, and high speed response times. This isolator is suitable for numerous applications within the industrial, security, lighting, test & measurement, medical, and automotive fields.