HC-49S 石英晶体谐振器Crystalresonator 特点Feature ROHS认证ROHSCompliant(PbFree) 电阻焊接型晶体Resistanceweldedtypecrystalunits 较宽的标准频率Largescopeofstandardfrequencies 宽广的温度范围Thebroadrangeoftemperature 两种厚度选择(2.8毫米和3.5毫米)Twoheightsoptional(2.8mm 3.5mm) 高频率稳定性，低等效串联电阻HighfrequencystabilityandlowEquivalentSeries-Resistance 适用于卓越的CPU时钟信号发生器ApplytoexcellentCPUclocksignalgenerator