ECS CDX-1932 Quartz Crystal offers a 39MHz frequency with 8ppm frequency tolerance and 13ppm frequency stability. Other features include 10pF load capacitance, 100μW drive level, and 35Ω equivalent series resistance (ESR). ECS CDX-1932 Quartz Crystal comes in a 2.0mm x 1.60mm x 0.45mm package with an SMD/SMT termination style. The operating temperature range is -40°C to +95°C.