Quartz SMD
HC49M
Features:
- High reliability
- Available in extended temperature range
- Excellent for automotive applications
Specifications
Frequency range
Frequency tolerance,Ta=25°C
Load capacitance
Temperature tolerance
Temperature range
Drive level
Series resistance
Shunt capacitance
Insulation resistance
Aging
Storage temperature
Operating temperature
Maximum drive level
Recommended drive level
Symbol
f
Äf/f
CL
Äf/f
T
STG
T
OPR
M
DL
R
DL
R
1
C
0
I
R
Äf
A
HC49M / HC49J / HC 49 H
3.500MHz ~ 40.000MHz
30.000MHz ~ 80.000MHz
±10ppm ~ ±50ppm
10pF ~ 50pF
±10ppm ~ ±100ppm
-40°C ~ +125°C
-40°C ~ +125°C
1000ìW
10ìW ~ 100ìW
As per table
7pF
500M Ohm
±5ppm/Year
25°C ±3°C
Max
Min
Max
Remarks
Fundamental mode
Overtone mode
Please specify
Please specify
Please specify
Others are offered
HC49J
HC49H
Resistance of series resonance (ESR)
Frequency (MHz)
Mode
3.5 <= f < 4.5
Fundamental
4.5 <= f < 6.0
Fundamental
6.0 <= f < 8.0
Fundamental
8.0 <= f < 10
Fundamental
10 <= f < 12
Fundamental
12 <= f < 15
Fundamental
Drawing
Ohm max
120
90
70
60
50
40
Frequency (MHz)
15 <= f < 18
18 <= f < 33
30 <= f < 35
35 <= f < 40
40 <= f < 80
Mode
Fundamental
Fundamental
3rdO.T
3rdO.T
3rdO.T
Ohm max
30
25
100
80
70
HC49M
HC49J
HC49H
5,1mm = standard height, option L1 = 3,7mm height
Dimensions in mm
Order key
Q
Part
- 20.000000M - HC49M
Frequency
Package
-F
Mode of
oscillation
- 30
Frequency
tolerance
±ppm
(25°C)
- 50
Temperature
tolerance
±ppm
(Temp. Range)
-D
Temperature
range
A=
0°C ~ +70°C
- 30
Load
capacitance
pF
SR=series
- TR
Option
Q=Quartz
M=MHz
HC49M
HC49J
HC49H
F=fund.
3=3.OT
TR=Tape and reel
X=Special options
L1=3,7mm height
B= -10°C ~ +60°C
C= -10°C ~ +70°C
D= -20°C ~ +70°C
E= -40°C ~ +85°C
F= -40°C ~ +105°C
G= -40°C ~ +125°C *
H= -20°C ~ +80°C
I = -10°C ~ +50°C
auris-GmbH
office@auris-gmbh.de www.auris-gmbh.de
All specifications are subject to change without notice.
2.9
实时操作系统RTOS
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