The ECX-1247B2 from ECS Inc International is a Sub-Miniature Crystal Oscillator that operates from 24 to 80 MHz. It has a frequency stability of ±10 ppm and a frequency tolerance of ±7 ppm. This oscillator has an operating temperature range of -30°C to +85°C. It is available in a surface-mount ceramic package that measures 1.6 x 1.2 x 0.3 mm and is ideal for RFID, NFC, Wi-Fi, video, and audio applications.