9HTxx Quartz Crystals TXC 9HTxx Series Quartz Crystals are available in a ceramic surface mount package and are RoHS compliant/Pb free. Ideal for mobile phone, notebook, and DSC applications, these crystals from TXC measure 2x1.2x0.6mm and have a nominal frequency of 32.768KHz, operating temperature range of -40° to +85°C, typical load capacity of 12.5pF, frequency tolerance of ±20ppm at 25°C, and an equivalent series resistance (ESR) of 90KΩ max.