The Murata NFL21SP series 400 MHz high performance EMI suppression filter for high speed signal lines by using Murata's processing technology. This EMI filter is used for suppression of high magnitude radiated noise generated by high speed digital circuits such as clock and RGB.Suppresses noise with little attenuation of the signal itself due to its steep filtering characteristicsAvailable in ten different values of cut-off frequency ranging from 10MHz up to 500MHz