Resistance Weld SMD Crystal
C4SD
(former HC49SDLF)
DATASHEET
Page 1 of 2
OPTIONS
• 3.2mm Height Max (C9SD)
FEATURES
• Fundamental to 40 MHz
• Tape and Reel (1,000 pcs. STD)
• SPECIFICATIONS
10.3 Max
PARAMETERS
Frequency Range
Frequency Tolerance @ 25ºC
Frequency Stability, ref @ 25ºC
Temperature Range
MAX (unless otherwise noted)
3.200 ~ 80.000 MHz
4.5 Max
±10 ~ 50 PPM1 (see options on page 2)
±5 ~ 100 PPM(see options below)
3.8 Max
Operating
Storage
Shunt Capacitance (Co)
(TOPR)
(TSTG)
-55ºC ~ +125ºC (see options below)
-55ºC ~ +125ºC
7pF
Load Capacitance
(CL)
10 pF ~ Series
(see options on page 2)
0.5 mW (0.1 mW Typical)
±3 PPM
260ºC / 10 Seconds
1
Drive Level
Aging per year
Maximum Soldering Temp / Time
Moisture Sensitivity Level (MSL)
Termination Finish:
13.9 Max
11.7 Max
Sn/Ag/Cu
5.0 Max
Seal Method
Lead (Pb) Free
Resistance Weld
Yes
0.75±0.35
RoHS Compliant
No Exemptions
1 Crystal has a±30ppm tolerance specification for all standard part numbers.
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.
Recommended
HC49SD Solder Pad Layout
15.0±0.1
2.0±0.1
Frequency Range
(MHz)
3.200 ~ 3.500
Operating Mode
Max ESR Ω
4.0±0.1
300
200
150
120
100
80
60
40
30
100
80
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
3rd OT
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
All dimensions are in millimeters.
TERMINATION FINISH: Sn/3.0Ag/0.5Cu
3rd OT
•Other Stabilities Available
Stability Temperature
±5 PPM
±20 PPM
±30 PPM
±50 PPM
±100 PPM
±10 PPM
±15 PPM
-10 to +60ºC
-20 to +70ºC
-40 to +85ºC
-40 to +105ºC
-40 to +125ºC
-55 to +125ºC
O
∆
X
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O
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O
O
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O
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O
X
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X
O
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O
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O
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O
∆
X
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O
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O
Key: O=Available, X=Not Available, ∆=Consult Fox Technical Support
Revision: November 15, 2016
© Copyright 2016 Fox Electronics, All rights reserved.