封装形式 7 x 5 6x3.5 输出波形 TTL CMOS 频度范围 1.000MHz-150.000MHZ(Available in E/D Function) 频率稳定性 ±50ppm 储存温度 -55℃ to 125℃ 工作温度 0℃ to +70℃(-40℃ to 85℃ available) 输出波形对称性 40—60%@1。4VDC(45—55%vailable) 40—60%@0.5VDD(45—55%available) Input 电压 +5.0VDC±10%(+3.3VDC±10%ava¨able) 电流 1.000MH2-3.000MHz,<20mA3.001MHz-32.000MHz,<35mA32.000MH2,<45mA 上升时间 TR <8nS 下降时间 TF <8nS 输出电压 VOL 0.4VDCMax. 0.1VDD Max. VOH 2.4VDC Min. 0.9VDD Min. 输出负载 10lSTTL 15pF 超动时间 <10mS 抗卫声能力 土10ppm MaX
Parameter Specification Frequency Range 3.579545MHz to 60.000MHz Frequency Tolerance at 25℃ ±50 ppm max. Operating Temperature Range 0 to 70℃ Std., Storage Temperature Range -40℃~+85℃ Frequency Stability Over Temp. ±50ppm(See Options) Operation Mode 1.8MHz to 27.000MHz(Fundamental) 24.01MHz to 60.0000MHz(3rd overtone) Equivalent Series Resistance (ESR) See the table Shunt Capacitance(Co) 7.0 pF max. Load Capacitance(CL) 20 pFstd. Drive Level 1mW max.100μW Correlation Aging @25℃ per year ±3 ppm max. Insulation Resistance 500 MΩmin.at100Vdc±15V
Part Number SF280M SF281M SF284M Nominal Center Frequency (fo) (MHz) 280.0 281.0 284.0 Insertion Loss (dB)i.fo-100MHz to fo –37.5MHzii. fo ±5MHziii.fo+37.5MHz to fo +100MHz 48min4.5max40min 48min4.5max40min 48min4.5max40min Ripple( within fo ±5MHz)dB 2.0max 2.0max 2.0max Input /Output Impedance (Nominal) 230Ω//-0.2pF 230Ω//-0.2pF 230Ω//-0.2pF