Crystals are precision frequency-control components used to provide stable and accurate timing references for electronic circuits. Typically made from precisely cut quartz crystal material, they utilize the piezoelectric effect to produce a highly stable oscillation at a specific frequency when incorporated into an oscillator circuit.

Crystal timing components offer excellent frequency stability, low drift, and reliable performance across a range of operating conditions. Available in various frequencies, tolerances, load capacitances, package sizes, and configurations, they are commonly used in microcontrollers, processors, clocks, real-time clocks (RTCs), communication equipment, networking devices, wireless systems, consumer electronics, automotive electronics, and other applications requiring accurate and dependable timing or frequency control.