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279LF-20.000MHZ-BBF0001 参数 Datasheet PDF下载

279LF-20.000MHZ-BBF0001图片预览
型号: 279LF-20.000MHZ-BBF0001
PDF下载: 下载PDF文件 查看货源
内容描述: [Series - Fundamental Quartz Crystal, 20MHz Nom, ROHS COMPLIANT, RESISTENCE WELDED PACKAGE-2]
分类和应用: 驱动晶体谐振器
文件页数/大小: 1 页 / 129 K
品牌: FOX [ FOX ELECTRONICS ]
   
Resistance Weld Low Profile Crystal  
Pb Free  
Model: HC49SSLF  
Rev. 6/2/2009  
Page 1 of 1  
http://www.foxonline.com/need_a_sample.htm  
FEATURES  
OPTIONS  
• Very Low Profile  
• Fundamental to 40 MHz  
• "AT Strip"  
• Mylar Spacer (Leaded)  
Tape and Reel (1,000pcs. STD)  
• SMD Version available (HC49SSDLF)  
• Standard Footprint  
• PART NUMBERLearn More - Internet Required  
Frequency Range (MHz)  
Model Number  
Part Number  
279LF-Frequency-xxxxx  
6.000 ~ 70.000  
HC49SSLF  
• STANDARD SPECIFICATIONS1  
MAX (unless otherwise noted)  
PARAMETERS  
Frequency Range  
6.000 ~ 70.000 MHz  
1,2  
Frequency Tolerance @ 25ºC  
Frequency Stability, ref @ 25ºC  
Over Operating Temp Range  
Temperature Range  
Operating  
Storage  
Shunt Capacitance (Co)  
±50 PPM  
1
±50 PPM  
1
(TOPR)  
(TSTG)  
20ºC ~ +70ºC  
-40ºC ~ +85ºC  
7.0 pF  
Load Capacitance  
(CL)  
10 pF ~ Series  
(Customer Specified)  
0.5 mW  
Drive Level  
1
Other tolerances, stabilities & operating temperature ranges available. Consult Fox Customer  
Service for specific requirements.  
2
Crystal has a±50ppm tolerance specification for all standard part numbers.  
All specifications subject to change without notice.  
All dimensions are in millimeters.  
TERMINATION FINISH: Sn/3.0Ag/0.5Cu  
Frequency Range  
Operating Mode  
Max ESR Ω  
(MHz)  
Fundamental  
Fundamental  
Fundamental  
Fundamental  
Fundamental  
3rd OT  
6.000 ~ 7.000  
7.000+ ~ 9.000  
9.000+ ~ 13.000  
13.000+ ~ 20.000  
20.000+ ~ 40.000  
30.000+ ~ 70.000  
100  
80  
60  
40  
30  
100  
FOXElectronics 5570 Enterprise Parkway Fort Myers, Florida 33905 USA +1.239.693.0099 FAX +1.239.693.1554 http://www.foxonline.com  
EMEA Tel/Fax: +44 .1767.312632 | Asia Hong Kong Tel: +852.2854.4285 Fax +852.2854.4282 | Japan Tel: +81.3.3374.2079 Fax: +81.3.3374.5221  
© 2009 FOX ELECTRONICS | ISO9001:2000 Certified