The electronic part 7F40000E08UCG with SMD Crystal Resonators SMD-2016_4P RoHS manufactured by SJK is a quartz crystal resonator package. It is 4-pin surface mount device (SMD) with RoHS certification, meaning that it is compliant with European environmental regulations and does not contain hazardous materials. The 7F40000E08UCG has an operating frequency of 8.000 MHz ± 50 ppm, a supply voltage of 3.3V, and a loading capacitance of 16pF. Its construction includes a ceramic chip along with a ceramic package and is designed to provide reliable and stable oscillation frequency precision over varying temperatures and conditions.