Resistance Weld SMD Crystal
Page 1 of 2
Model: HC49SDLF
RoHS Compliant / Pb Free
Rev. 5/2/2013
FEATURES
• Stock Standard
(see page 2)
• Tolerances to 10 PPM
• Fundamental to 40 MHz
• Stabilities to 5 PPM
• Tape and Reel
(1,000 pcs. STD)
• Temperatures to -55ºC ~ +125ºC
• 3.2mm Height Max
(HC49SSDLF)
OPTIONS
10.3 Max
4.5 Max
• PART NUMBER
Learn More - Internet Required
Part Number
278LF-Frequency-xxxxx
Model Number
HC49SDLF
Frequency Range (MHz)
3.200 ~ 80.000
3.8 Max
• STANDARD SPECIFICATIONS
1
PARAMETERS
Frequency Range
Frequency Tolerance @ 25ºC
Frequency Stability, ref @ 25ºC
Temperature Range
Operating
(T
OPR
)
Storage
(T
STG
)
Shunt Capacitance (Co)
Load Capacitance
(C
L
)
Drive Level
Aging per year
Maximum Soldering Temp / Time
Moisture Sensitivity Level (MSL)
Termination Finish:
1
2
MAX
(unless otherwise noted)
3.200 ~ 80.000 MHz
±50 PPM
1,3
±50 PPM
1
-20ºC ~ +70ºC
2
-40ºC ~ +125ºC
7pF
10 pF ~ Series
(Customer Specified)
100uW
±3 PPM
260ºC / 10 Seconds
1
Sn/Ag/Cu
0.75±0.35
13.9 Max
11.7 Max
5.0 Max
Recommended
HC49SD Solder Pad Layout
15.0±0.1
2.0±0.1
4.0±0.1
Other tolerances, stabilities available. Consult Fox Customer Service for specific requirements.
Operating temperature ranges to -55ºC ~
+
125ºC available.
3
Crystal has a ±30ppm tolerance specification for all standard part numbers. These part numbers
are listed on page 2 of this datasheet.
Note: Dimensional drawing is for reference to critical specifications defined by size measure¬ments.
Certain non-critical visual attributes, such as side castellations, etc. may vary.
All specifications subject to change without notice.
All dimensions are in millimeters.
TERMINATION FINISH: Sn/3.0Ag/0.5Cu
Frequency Range
(MHz)
3.200 ~ 3.500
3.500+ ~ 4.000
4.000+ ~ 5.000
5.000+ ~ 6.000
6.000+ ~ 7.000
7.000+ ~ 9.000
9.000+ ~ 13.000
13.000+ ~ 20.000
20.000+ ~ 40.000
27.000 ~ 70.000
70.000+ ~ 80.000
Operating Mode
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
3rd OT
3rd OT
Max ESR
Ω
300
200
150
120
100
80
60
40
30
100
80
FOXElectronics 5570 Enterprise Parkway Fort Myers, Florida 33905 USA +1.239.693.0099 FAX +1.239.693.1554 www.foxonline.com
EMEA Tel: +44 .1283.568153 | Canada +1.888.438.2369 | Asia Hong Kong Tel: +852.2854.4285 | Japan Tel: +81.3.3374.2079
© 2013 FOX ELECTRONICS | An Integrated Device Technology, Inc. company | ISO9001:2008 Certified
FOX [ FOX ELECTRONICS ]
