XT49S
Vishay Dale
Low Profile Holder Type Crystal Units
FEATURES
•
Low cost
•
Industry standard
•
Wide frequency range
This part is a miniature AT cut strip crystal unit with a low
profile package. It is with resistance weld.
•
Excellent aging
•
100 % Lead (Pb)-free and RoHS compliant
RoHS
COMPLIANT
STANDARD ELECTRICAL SPECIFICATIONS
PARAMETER
Frequency Range
Frequency Tolerance
Temperature Stability
Operating Temperature Range
Storing Temperature Range
Shunt Capacitance
Load Capacitance
Insulator Resistance
Drive Level
Aging (first year)
SYMBOL
F
O
ΔF/F
O
TC
T
OPR
T
STG
C
O
CL
IR
DL
Fa
CONDITION
at 25 °C
ref to 25 °C
UNIT
MHz
ppm
ppm
°C
°C
pF
pF
MΩ
µW
ppm
MIN
3.200
± 10
± 10
- 20
- 40
10
500
100
- 5.0
TYPICAL
± 30
± 30
MAX
66.000
± 50
± 50
+ 70
+ 85
7
Series
500
+ 5.0
Customer Specified
100 V
DC
at 25 °C, per year
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 (Ω)
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 (Ω)
60
50
40
80
MODE
Fundamental/AT
Fundamental/AT
Fundamental/AT
3
rd
Overtone
DIMENSIONS
in inches [millimeters]
0.403 [10.24] Max
0.146 [3.70] Max
0.138
[3.5] Max
0.435 [11.0] Max
0.183
[4.65] Max
0.500
[12.7] Min
0.192 0.008 [4.88 ± 0.2]
Ø 0.017 ± 0.002 [0.43 ± 0.05]
ORDERING INFORMATION
XT49S
MODEL
R
OTR
Blank = Standard
R = - 40 °C to + 85 °C
-20
LOAD
Blank = Series
- 16 = 16 pF
- 20 = 20 pF Standard
- 30 = 30 pF
- 32 = 32 pF
SP
OPTIONS
Blank = Standard
SP = Spacer
SL = Sleeve
12 M
FREQUENCY/MHz
e2
JEDEC Lead (Pb)-free
STANDARD
GLOBAL PART NUMBER
X
T
MODEL
9
S
2
LOAD
0
A
PACKAGE
CODE
N
A
1
2
M
OPTIONS
FREQUENCY
Document Number: 35014
Revision: 17-Jan-06
For technical questions contact: frequency@vishay.com
www.vishay.com
11
Legal Disclaimer Notice
Vishay
Notice
Specifications of the products displayed herein are subject to change without notice. Vishay Intertechnology, Inc.,
or anyone on its behalf, assumes no responsibility or liability for any errors or inaccuracies.
Information contained herein is intended to provide a product description only. No license, express or implied, by
estoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Vishay's
terms and conditions of sale for such products, Vishay assumes no liability whatsoever, and disclaims any express
or implied warranty, relating to sale and/or use of Vishay products including liability or warranties relating to fitness
for a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications.
Customers using or selling these products for use in such applications do so at their own risk and agree to fully
indemnify Vishay for any damages resulting from such improper use or sale.
Document Number: 91000
Revision: 08-Apr-05
www.vishay.com
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