蓝牙无线通信 DSC PDA 无源晶振SMD 2520 16MHz to 54MHz

时间：2020-02-12

FEATURE
● Rugged AT-cut crystal construction.
● Miniature 2.5×2.0mm ceramic package.
● Designed for automatic mounting and reflow soldering. ● Embossed taping specification.
● Pb-free and RoHS/Green compliant.
APPLICATIONS
● Ideally suited designed for Bluetooth wireless communication sets, HDD,DSN, PDA, GPS,Digital Tuner,Wireless LAN and mobile phone.
●Electrical Specifications 电气参数
型号 Holder Type 2.0x2.5mm Ceramic Surface Mount
频率范围 Frequency Range 16.000000MHz to 54.000000MHz
调整频差 Frequency Tolerance (△F)(at25°C) ±10ppm to ±30ppm
温度频差 Frequency Drift ±10ppm to ±30ppm※(See Notes)
工作温度范围 Operating Temperature Range -20°C - +70°C / -40°C - +85°C
储存温度范围 Storage Temperature Range -40°C - +85°C /-55°C - +125°C
老化 Aging(25°C) ±3ppm/ year Maximum
静电容 Shunt Capacitance(C0) 3pF maximum
激励功率 Drive Level 10μW (100μW max.)
绝缘阻抗 Insulaton Resistance(Rs) 500 Megaohms Minimum at D.C100V
负载电容 Load Capacitance(CL) Suggested by customer
※Notes:±10，±20，±30ppm (-20°C to +70°C)
            ±20，±30，±50ppm (-40°C to +85°C) or depends on customer
 ●Equivalent Series Resistance and Mode of Operation 等效阻抗和振荡模式
Frequency Range 频率范围                                    ESR(Ω)等效阻抗                                         Mode 振荡模式
12.000MHz≤ f <20.000MHz                                      100Ωmax                                                 Fundamental
20.000MHz≤ f <30.000MHz                                      80Ωmax                                                  Fundamental
30.000MHz≤ f <40.000MHz                                      60Ωmax                                                  Fundamental
40.000MHz≤ f <54.000MHz                                      40Ωmax                                                  Fundamental
特点和优势
2520无源晶振、晶体谐振器
陶瓷焊缝工艺制作
高精度、高频率稳定性、可靠性
低功耗、低抖动
降低电磁干扰（EMI）影响
优良的耐环境特性，可达工业级温度
满足无铅焊接的回流温度曲线要求
符合RoHS标准，绿色环保

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蓝牙无线通信 DSC PDA 无源晶振SMD 2520 16MHz to 54MHz
FEATURE ● Rugged AT-cut crystal construction. ● Miniature 2.5×2.0mm ceramic package. ● Designed for automatic mounting and reflow soldering. ● Embossed taping specification. ● Pb-free and RoHS/Green c
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