TXC 7R SMD Glass Sealed Crystals are compact crystals that measure 2.0mm x 1.6mm x 0.6mm. The crystals offer a frequency range of 20MHz to 64MHz, frequency stability of 10ppm to 30ppm, and a load capacitance of 7pF to 20pF. TXC 7R SMD Glass Sealed Crystals are ideal for portable consumer products, home electronics, computer peripherals, notebooks, and hard disks.