2.5
HC49USSMD
Features:
- Wide frequency range
- Tight tolerance and stability over temperature
- Tape & reel packaging
- 3 pin-version available
Remarks: All specifications subject to change without notice!
Drawing
HC49USSMD
Option "3P"
3 Pin-version
Dimensions in mm
Quartz SMD
Resistance of series resonance (ESR)
Frequency (MHz)
Mode
Ohm max
Frequency (MHz)
Mode
Ohm max
3.579 <= f < 6.0
Fundamental
150
15.0 <= f < 35.0
Fundamental
40
6.0 <= f < 10.0
Fundamental
100
30.0 <= f < 90.0
3rd OT
70
10.0 <= f < 15.0
Fundamental
60
Order key
Q
- 20.000000M - HC49USSMD - F
- 30
- 50
- D
- 30
- TR
Part
Frequency
Package
Mode of
Frequency
Temperature
Temperature
Load
Option
oscillation
tolerance
tolerance
range
capacitance
Q=Quartz
M=MHz
HC49USSMD
F=fund.
+/-ppm
+/-ppm
A= 0C ~ 70C
pF
3P=3Pin version
3=3.OT
(25C)
(Temp. range)
B=-10C ~ 60C
SR=series
L=Low hight
C=-10C ~ 70C
TR=Tape and reel
D=-20C ~ 70C
X=Special options
E=-40C ~ 85C
F=-40C ~ 105C
G=-40C ~ 125C
H=-20C ~ +80C
I=-10C ~ +50C
Specifications
Symbol
HC49USSMD
Frequency range
f
3.579MHz ~ 35.000MHz
30.000MHz ~ 90.000MHz
Frequency tolerance,Ta=25C
Df/f
3ppm ~ 50ppm
Load capacitance
C
L
5pF ~ 50pF or user specify
Temperature tolerance
Df/f
3ppm ~ 50ppm
Temperature range
Storage temperature
T
STG
-40C ~ +105C
Operating temperature
T
OPR
0C ~ +70C / -40C ~ +105C
Drive level
Maximum drive level
M
DL
1000mW
Recommended drive level
R
DL
10mW ~ 100mW
Series resistance
R
1
As per table
Shunt capacitance
C
0
7pF
Insulation resistance
I
R
500M Ohm
Aging
Df
A
1ppm ~ 5ppm/Year
25C
Max
Please specify
Others are offered
Overtone mode
Please specify
Please specify
Please specify
Remarks
Fund. mode
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