The 49SAC04897202080 with DIP Crystal Resonator HC-49S ROHS is a crystal resonator manufactured by JGHC. It is a dual in-line package (DIP) that is RoHS-compliant. This resonator operates at 20Mhz, is 4.9 mm in length with a 9.2 mm wide body, and has a resonant frequency of 48.9720 MHz ±30 ppm. It also has a high shock and vibration resistance, and is stable over a wide temperature range between -40 to +85 degrees Celsius. The device is ideal for timer circuits, PLL circuits, and oscillators in communication equipments, electrical appliances, and computer peripherals, as well as various other automation, instrumentation, and control applications.