內含頻率調整功能的高精度時脈石英晶體振盪器.High-precision clock crystal oscillator with frequency adjustment build-in.1.初始頻率偏差調整功能. Initial frequency tolerance adjust function.2.頻率穩定可經由最少調整步驟而最佳化. Frequency stability can be optimized by addition of minimal adjust steps.3.理想的小型化石英晶體振盪器, 頻率穩定可由+/-30ppm改善至+/-10ppm水準以內.  Ideal for compact crystal oscillator that require high frequency stability in the order of +/-30ppm to +/-10ppm.