The S1C42560ZWJAC is a 4.256MHz 20pF ±20ppm HC-49S Crystals manufactured by JYJE with a RoHS compliant design. It is a low cost, small size, and high-precise crystal solutions ideal for applications such as communication equipment, game machines, computers, etc. The HC-49S package has an easy to mount, low-profile design that facilitates miniaturization and continues to offer a reliable, low-cost, and high-precision crystal solution. This crystal offers low aging parameters, low jitter characteristics, and excellent frequency stability over wide range of temperatures.