DSX321G 32MHZ DSX321G 32MHZ 12PF 10PPM DSX321G 33.333MHZ DSX321G 36.000MHZ DSX321G 36.864MHZ DSX321G 36MHZ DSX321G 37.400MHZ DSX321G 37.9125MHZ DSX321G 38.4M DSX321G 38.4MHZ