Epson SG-8101 Programmable Crystal Oscillators offer 66% tighter frequency tolerance and 50% lower current consumption than comparable products. Epson SG-8101 Programmable Crystal Oscillators provide a wide temperature range up to +105°C and operate in a variety of environments. The series features a 0.67MHz to 170MHz frequency range and a 1.62V to 3.63V supply voltage range.