The 49SAC27120102040 is a DIP Crystal Resonator made by JGHC and is compliant with RoHS regulations. This resonator has an intrinsic frequency of 27.120 MHz, a load capacitance of 10 pF, and a tolerance of ±40 ppm. This resonator is of the HC-49S type, and is fitted in a DIP footprint. The resonator features low ESR and excellent aging characteristics. It is suitable for a variety of applications, including frequency-control devices, cellular radio, device tuning, equipment timing, and communication-system clock generation.