49ASC50000201040 is a DIP Crystal Resonator manufactured by JGHC, RoHS compliant. It has an HC-49S package size and an operating frequency range of 5.0MHz ± 20ppm. It has low load capacitance, low ESR, and a wide frequency range with high stability. It is ideal for low-power and low-jitter clocks and signal source applications in computers, communications, audio, industrial, and automotive control systems. It is suitable for high-volume production applications and provides excellent temperature stability over a wide range and stability under shock and vibration.