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Vishay Siliconix - Low Profile SMD Type Crystal Units

Numéro de référence XT49M
Description Low Profile SMD Type Crystal Units
Fabricant Vishay Siliconix 
Logo Vishay Siliconix 





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XT49M fiche technique
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
STANDARD ELECTRICAL SPECIFICATIONS
PARAMETER
Frequency Range
Frequency Tolerance
Temperature Stability
Operating Temperature Range
Storage Temperature Range
Shunt Capacitance
Load Capacitance
Insulator Resistance
Drive Level
Aging
SYMBOL
Fo
F/Fo
TC
TOPR
TSTG
Co
CL
IR
DL
Fa
CONDITION
at 25ºC
ref to 25ºC
Customer Specied
100VDC
at 25ºC, per year
UNIT
MHz
ppm
ppm
°C
°C
pF
pF
M
µW
ppm
MIN
3.200
± 10
± 10
- 20*
- 40
10
500
- 5.0
TYPICAL
± 30
± 30
100
MAX
66.000
± 50
± 50
+ 70*
+ 85
7
Series
500
+ 5.0
EQUIVALENT SERIES RESISTANCE (ESR) AND MODE OF VIBRATION (MODE)
FREQUENCY RANGE(MHZ)
3.200 to 4.499
4.500 to 5.999
6.000 to 6.999
7.000 to 7.999
8.000 to 8.999
MAX ESR()
150
120
100
90
80
MODE
Fundamental/AT
Fundamental/AT
Fundamental/AT
Fundamental/AT
Fundamental/AT
FREQUENCY RANGE(MHZ)
9.000 to 9.999
10.000 to 12.999
13.000 to 30.000
30.000 to 66.000
MAX ESR()
60
50
40
80
DIMENSIONS in inches [millimeters]
0.403
[10.24] Max
CRYSTAL UNIT
0.008
[0.2] Max
0.150 [3.8] Max
0.150
[3.8] Max
0.177
[4.5] Max
MODE
Fundamental/AT
Fundamental/AT
Fundamental/AT
3rd Overtone
0.508 ± 0.016 [12.9 ± 0.4]
0.449 ± 0.012 [11.4 ± 0.3]
0.031 ± 0.012
[0.8 ± 0.3]
INSULATION BASE
CRYSTAL LEAD
0.185 ± 0.012
[4.7 ± 0.3]
0.201 ± 0.020 [5.1 ± 0.5]
ORDERING INFORMATION
XT49M
MODEL
R
OTR
Blank = Standard
R = - 40°C to +85°C
0.012 [0.3] Max
0.354 [9.0]
0.236 [6.0]
SOLDER PATTERN
0.078
[2.0]
- 20
LOAD
Blank = Series
- 20 = 20pF
- 30 = 30pF
- 32 = 32pF
20M
FREQUENCY/MHz
Document Number: 35012
Revision: 14-Aug-03
For technical questions contact: [email protected]
www.vishay.com
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