SiTIME
MEMS OSC XO 40.0000MHZ LVCMOS LV. Standard Clock Oscillators 40MHz -55C +125C 3.3V 50ppm AEC-Q200
SiTIME
MEMS OSC XO 8.0000MHZ LVCM LVTTL. Standard Clock Oscillators 8MHz -55C +125C 3.3V 50ppm AEC-Q200
IDT, Integrated Device Technology Inc
XTAL OSC XO 500.0000MHZ LVPECL. Standard Clock Oscillators 500 MHz, LVPECL 3.3V, 50 ppm