Epson Offers a wide range of SAW oscillator products. Customers have the choice of cost, performance and size. The XG series SAW oscillator, such as XG-2102 or XG-2121 are designed for cost competitive applications without sacrificing the product performance. The EG-4100 series SAW oscillators are designed for high stability, EG-4101CA and EG-4121CA can achieve a frequency tolerance of ±25ppm, for frequencies between 100MHz to 700MHz. The EG-21xx series SAW oscillators use Epson’s QMEMs technology to achieve a smaller package size down to 5.0mm x 3.2mm.