XT49M_13 Datasheet, PDF (1/3 Pages) Vishay Siliconix – Low Profile SMD Type Crystal Units

Low Profile SMD Type Crystal Units
XT49M
Vishay Dale
This part is a miniature AT cut strip crystal unit packaged for
surface mounting.
FEATURES
• Low cost
• Industry standard
• Wide frequency range
• Excellent aging
• Surface mount
• Compliant to RoHS directive 2002/95/EC
STANDARD ELECTRICAL SPECIFICATIONS
PARAMETER
SYMBOL
CONDITION
Frequency range
F_O
Frequency tolerance
ΔF/F_O
at 25 °C
Temperature stability
T_C
ref. to 25 °C
Operating temperature range
T_OPR
Storage temperature range
T_STG
Shunt capacitance
C₀
Load capacitance
C_L
customer specified
Insulation resistance
I_R
100 V_DC
Drive level
D_L
Aging
Fa
at 25 °C, per year
UNIT
MHz
ppm
ppm
°C
°C
pF
pF
MΩ
μW
ppm
MIN.
3.579545
- 30
- 50
- 10
- 55
-
10
500
-
-5
TYP.
-
-
-
-
-
-
-
-
100
-
MAX.
66.000
+ 30
+ 50
+ 70
+ 125
7
series
-
500
+5
EQUIVALENT SERIES RESISTANCE (ESR) AND MODE OF VIBRATION (MODE)
FREQUENCY RANGE (MHz) MAX. ESR (Ω)
MODE
FREQUENCY RANGE (MHz) MAX. ESR (Ω)
3.579 to 3.999
200
fundamental/AT
10.000 to 13.999
80
4.000 to 4.999
150
fundamental/AT
14.000 to 39.999
50
5.000 to 5.999
120
fundamental/AT
40.000 to 66.999
80
6.000 to 9.999
100
fundamental/AT
MODE
fundamental/AT
fundamental/AT
3^rd overtone
DIMENSIONS in inches [millimeters]
0.403 [10.24] max.
0.150 [3.8]
max.
Crystal Unit
0.008 [0.2]
max.
0.177 [4.5]
max.
0.150 [3.8] max.
0.484 ± 0.024
[12.3 ± 0.6]
0.437 + 0.020/- 0.031
[11.1 + 0.50/- 0.80]
0.031 ± 0.012
[0.8 ± 0.3]
0.201 ± 0.020
[5.1 ± 0.5]
Insulation Base
Crystal Lead
0.185 ± 0.012
[4.7 ± 0.3]
0.012 [0.3]
max.
0.376 [9.55]
0.219 [5.55]
Solder Pattern
0.081
[2.05]
Document Number: 35012
Revision: 19-Mar-10
For technical questions, contact: [e-mail]
www.vishay.com
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