The 49S-12.288-20-10-10/B with DIP Crystal Resonators 49S RoHS is an electronic part manufactured by Liming. This part consists of a Dip Crystal Resonator package, 20.0 MHz frequency, a weldable glass reed sealed in an epoxy encapsulation, a low frequency stability of 10-10 (± 0.00010000 ppm @ 25°C), a full size, and a small size for surface mounting. It is RoHS compliant and has a frequency tolerance of ±50 to 25 ppm. The part is suitable for high temperature applications ranging from -20°C to +95°C, high shock and vibration environments. It is available in tape and reel packaging and has a Reflow Solderable profile.