The ON Semiconductor CM1624 Praetorian III® is a combination EMI filter and line termination device with integrated TVS diodes for use on Multimedia Card interfaces. The ON Semiconductor CM1624 is a state-of-the-art device that utilizes solid-state, silicon-avalanche technology for superior clamping performance and DC electrical characteristics. The CM1624 is optimized for protection of T-Flash / MicroSD interfaces in cellular phones and other portable electronics. The ON Semiconductor CM1693 Praetorian III pi-style EMI filter arrays with ESD protection integrate four or eight filters into a small-form factor µDFN 0.40mm pitch package. CM1693 EMI filter arrays feature 700 MHz attenuation, critical for LTE deployments.