SM42-18 Pletronics, SM42-18 Datasheet - Page 2

• Manufacturer Part Number: SM42-18
• Description: Miniature SMD Crystal
• Manufacturer: Pletronics

AT Cut Crystal Frequency
versus Temperature
Typical Performance:
Part Marking:
Legend:
Codes for Date Code YMD
Code A
Code
Code
Code
pF
Code
Year
Day
Day
Day
Month
Code
SxFFFFFPymdz
S
x
FFFFF
P or L
ymd or yww = Date of Manufacture (year, month and day) or year, week week
All other marking is internal factory codes
Some frequency marking examples: 3.579545M = 03579, 14.31818M = 14181, 24.0M = 24000
Specifications such as frequency tolerance and operating temperature range, etc. are not identified
from the marking. External packaging labels and packing list will correctly identify the ordered
Pletronics part number.
10 12 13
www.pletronics.com
2006
13
25
D
1
1
T
B
6
JAN
A
C
= Model code for SM42, Z = SM25, 5 = SM30
= Capacitance load code from below
= Frequency coded
= Pletronics
14
26
2007
E
U
2
2
D
8
7
FEB
B
or
15 18 20 22 24 26 28 30 32 34 36 27 series 33 50 19 16 17 14
E
15
27
3
3
F
V
LSxFFFFzywwz
F
MAR
2008
C
8
G
-100
-120
-140
-160
160
140
120
100
16
28
-20
-40
-60
-80
W
G
80
60
40
20
4
4
0
425-776-1880
APR
-60
H
D
2009
J
9
-40
17
29
H
X
5
5
MAY
K
E
-20
L
2010
SM25 / SM30 / SM42 Series
18
30
Y
6
6
J
0
JUN
0
M
F
Temperature (
20
N
Miniature SMD Crystal
19
31
K
Z
7
7
JUL
G
2011
40
P
1
o
C)
Q
60
20
AUG
8
8
L
H
R
80
2012
2
21
SEP
M
9
9
S
100
J
March 2008
120
T
OCT
10
22
N
A
K
U
V
NOV
11
23
B
P
L
W
2
X
DEC
12
24
M
C
R
Y