Dual-Channel-i Coupler-Digital-Isolator-Analog-Devices-ADUM1200ARZ-The-ADu M1200ARZ-is-a-dual-channel-digital-isolator-that-works-using-the-patented-em-i-em-Coupler-technology-that-uses-transformer-isolation-as-the-method-of-transferring-information-across-the-isolation-barrier-Employing-micro-transformer-coils-changes-in-current-in-the-windings-on-one-side-of-the-barrier-are-induced-into-the-windings-on-the-other-side-of-the-barrier-There-are-many-advantages-in-using-transformer-isolation