ICS553MLFIC CLK BUFFER 1:4 200MHZ 8-SOIC|IDT|Lead free|RoHS Compliant NB3L553DG ICS553MLFTIC CLK BUFFER 1:4 200MHZ 8-SOIC|IDT|Lead free|RoHS Compliant NB3L553DR2G NB3L553DR2G