SM25 / SM30 / SM42 Series

Miniature SMD Crystal

March 2008

www.pletronics.com

425-776-1880

2

-160

-140

-120

-100

-80

-60

-40

-20

0

20

40

60

80

100

120

140

160

-60

-40

-20

0

20

40

60

80

100

120

Temperature (

AT Cut Crystal Frequency

versus Temperature

Typical Performance:

Part Marking:

SxFFFFFPymdz

or

LSxFFFFzywwz

Legend:

S

= Model code for SM42, Z = SM25, 5 = SM30

x

= Capacitance load code from below

FFFFF

= Frequency coded

P or L

= Pletronics

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.

Code

A

B

C

D

E

F

GH

J

K

L

M

N

P

QR

S

T

U

V

W

X

Y

pF

10

12

13

8

1518

2022

2426

2830

3234

3627 series 33 50 19 16 17 14

Codes for Date Code YMD

Code

6

7

8

9

0

1

2

Year

2006

2007

2008

2009

2010

2011

2012

Code

A

B

C

D

E

F

G

H

J

K

L

M

Month

JAN

FEB

MAR

APR

MAY

JUN

JUL

AUG

SEP

OCT

NOV

DEC

Code

12

34

56

78

9

A

B

C

Day

1

23

45

67

89

10

11

12

Code

D

E

F

G

H

J

K

L

M

N

P

R

Day

1314

1516

1718

1920

2122

23

24

Code

T

U

V

W

X

Y

Z

Day

2526

2728

2930

31