Ceramic SMD Crystal
Model: FX252BS Series
Page 1 of 2
RoHS Compliant / Pb Free
Rev. 9/24/2012
FEATURES
• Ultra Low Profile
• Fundamental
OPTIONS
• Tolerances to ± 10 PPM
• Stabilities to ± 10 PPM
• Temp Range to -40ºC ~ +85ºC
2 .5 ±0.1
• PART NUMBER
Part Number
637S-Frequency-xxxxx
Model Number
FX252BS
Frequency Range (MHz)
12.000 ~ 80.000
#4
#1
#3
2 .0 ±0.1
• STANDARD SPECIFICATIONS
1
PARAMETERS
Frequency Range
Frequency Tolerance @ 25ºC
Frequency Stability, ref @ 25ºC
Over Operating Temp Range
Temperature Range
Operating (T
OPR
)
Storage
(T
STG
)
Shunt Capacitance (Co)
Load Capacitance
(C
L
)
Drive Level
Aging per year
Reflow Soldering Temperature
Moisture Sensitivity Level (MSL)
Termination Finish
1
MAX
(unless otherwise noted)
12.000 ~ 80.000 MHz
±50 PPM
1
±50 PPM
1
-10ºC ~ +60ºC
1
-40ºC ~ +85ºC
5 pF
10 pF~Series
(Customer Specified)
100 µW
±5 PPM
260ºC x 10 Seconds (2 Cycles)
1
Au over Ni
#1
#2
T o p V iew
0 .6 M ax
1 .0
#2
0 .7
#4
B o ttom
#3
Tolerances and stabilities to ±10 PPM, operating temps to -40ºC ~ 85ºC available.
Note: Dimensional drawing is for reference to critical specifications defined by size
measurements. Certain non-critical visual attributes, such as side castellations, etc. may vary.
The above specifications, having been carefully prepared and checked, is believed to be ac-
curate at the time of publication; however, no responsibility is assumed by Fox Electronics for
inaccuracies
.
All specifications subject to change without notice.
R e co m m ended
S o ld e r P a d Layout
0 .95
0 .85
0 .3
0 .5
Developed Frequencies
16.000
19.680
24.000
32.000
54.000
Frequency Range
(MHz)
12.000 ~ 15.999999
16.000 ~ 19.999999
20.000 ~ 29.999999
30.000 ~ 80.000
19.200
19.800
26.000
48.000
All dimensions are in millimeters.
Operating Mode
Fundamental
Fundamental
Fundamental
Fundamental
Max ESR
Ω
150
100
80
50
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
© 2012 FOX ELECTRONICS | ISO9001:2008 Certified
19
FOX [ FOX ELECTRONICS ]
