XT49M Datasheet

XT49M
Vishay Dale
Low Profile SMD Type Crystal Units
FEATURES
• Low cost
• Industry standard
• Wide frequency range
• Excellent aging
• Surface mount
• Compliant to RoHS directive 2002/95/EC
This part is a miniature AT cut strip crystal unit packaged for
surface mounting.
STANDARD ELECTRICAL SPECIFICATIONS
PARAMETER
SYMBOL
Frequency range
CONDITION
FO
UNIT
MIN.
TYP.
MAX.
MHz
3.579545
-
66.000
Frequency tolerance
ΔF/FO
at 25 °C
ppm
- 30
-
+ 30
Temperature stability
TC
ref. to 25 °C
ppm
- 50
-
+ 50
Operating temperature range
TOPR
°C
- 10
-
+ 70
Storage temperature range
TSTG
°C
- 55
-
+ 125
Shunt capacitance
C0
pF
-
-
7
Load capacitance
CL
customer specified
pF
10
-
series
Insulation resistance
IR
100 VDC
MΩ
500
-
-
Drive level
DL
μW
-
100
500
Aging
Fa
ppm
-5
-
+5
at 25 °C, per year
EQUIVALENT SERIES RESISTANCE (ESR) AND MODE OF VIBRATION (MODE)
FREQUENCY RANGE (MHz)
MAX. ESR (Ω)
MODE
FREQUENCY RANGE (MHz)
MAX. ESR (Ω)
MODE
3.579 to 3.999
200
fundamental/AT
10.000 to 13.999
80
fundamental/AT
4.000 to 4.999
150
fundamental/AT
14.000 to 39.999
50
fundamental/AT
5.000 to 5.999
120
fundamental/AT
40.000 to 66.999
80
3rd overtone
6.000 to 9.999
100
fundamental/AT
DIMENSIONS in inches [millimeters]
0.403 [10.24] max.
Crystal Unit
0.008 [0.2]
0.177 [4.5]
max.
max.
0.150 [3.8]
max.
0.012 [0.3]
max.
0.484 ± 0.024
[12.3 ± 0.6]
0.437 + 0.020/- 0.031
[11.1 + 0.50/- 0.80]
0.150 [3.8] max.
Insulation Base
0.376 [9.55]
Crystal Lead
0.031 ± 0.012
[0.8 ± 0.3]
0.201 ± 0.020
[5.1 ± 0.5]
Document Number: 35012
Revision: 19-Mar-10
0.081
[2.05]
0.185 ± 0.012
[4.7 ± 0.3]
0.219 [5.55]
Solder Pattern
For technical questions, contact: [email protected]
www.vishay.com
1
XT49M
Low Profile SMD Type Crystal Units
Vishay Dale
ORDERING INFORMATION
XT49M
R
-20
20M
e2
MODEL
OTR
blank = standard
R = - 40 °C to + 85 °C
LOAD
blank = series
-20 = 20 pF
-30 = 30 pF
-32 = 32 pF
FREQUENCY/MHz
JEDEC LEAD (Pb)-FREE
STANDARD
GLOBAL PART NUMBER
X
T
9
M
2
MODEL
0
A
LOAD
PACKAGE
CODE
0
A
N
A
2
OPTION
0
M
FREQUENCY
GLOBAL PART NUMBERING
X
T
9
S
MODEL NUMBER
XT9S = XT49S
XT9M = XT49M
XTU1 = XTUM1
2
LOAD
CAPACITANCE
PACKAGE
CODE
18 = 18 pF
20 = 20 pF
NL = series
to be specified by
customer
Tape and reel
G = RF5 (XT9S)
H = RF7 (XT9M)
Bulk
A = B04
(all models)
N
A
4
0
M
OPTIONS
FREQUENCY
NA = no additional
options
RR = extended
temperature
of - 40 °C to + 85 °C
Contact factory for
all other options
4M = 4 MHz
40M = 40 MHz
100M = 100 MHz
12M288 = 12.288 MHz
M is used as
decimal place
holder in frequency
Example: XT49S-20 40M
X
T
3
6
2
0
MODEL NUMBER
LOAD CAPACITANCE
XT46 = XT46C
XT36 = XT36C
18 = 18 pF
20 = 20 pF
NL = series
to be specified by
customer
A
PACKAGE
CODE
Tape and reel
H = RF7
Bulk
A = B04
(all models)
1
2
M
FREQUENCY
4M = 4 MHz
40M = 40 MHz
100M = 100 MHz
12M288 = 12.288 MHz
M is used as
decimal place
holder in frequency
Example: XT36C-20 12M
www.vishay.com
2
For technical questions, contact: [email protected]
Document Number: 35012
Revision: 19-Mar-10
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www.vishay.com
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Disclaimer
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product with the properties described in the product specification is suitable for use in a particular application. Parameters
provided in datasheets and/or specifications may vary in different applications and performance may vary over time. All
operating parameters, including typical parameters, must be validated for each customer application by the customer’s
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including but not limited to the warranty expressed therein.
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Material Category Policy
Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as RoHS-Compliant fulfill the
definitions and restrictions defined under Directive 2011/65/EU of The European Parliament and of the Council
of June 8, 2011 on the restriction of the use of certain hazardous substances in electrical and electronic equipment
(EEE) - recast, unless otherwise specified as non-compliant.
Please note that some Vishay documentation may still make reference to RoHS Directive 2002/95/EC. We confirm that
all the products identified as being compliant to Directive 2002/95/EC conform to Directive 2011/65/EU.
Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as Halogen-Free follow Halogen-Free
requirements as per JEDEC JS709A standards. Please note that some Vishay documentation may still make reference
to the IEC 61249-2-21 definition. We confirm that all the products identified as being compliant to IEC 61249-2-21
conform to JEDEC JS709A standards.
Revision: 02-Oct-12
1
Document Number: 91000