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SM12S Series
Low Frequency Crystal
October 2005
www.pletronics.com
425-776-1880
3
Mechanical:
Inches
mm
A
0.072 +
_ 0.008
1.82 +
_ 0.2
B
0.195 +
_ 0.008
4.95 +
_ 0.2
C
0.037 max
0.95 max
D
1
0.004
0.1
E
1
0.063
1.6
F
1
0.004
0.1
G
1
0.031
0.8
H
1
0.124
3.15
Contacts :
Gold 11.8 µinches
0.3 µm minimum over
Nickel 50 to 350 µinches
1.27 to 8.89 µm
Not to Scale
1 Typical dimensions
Package Labeling
Label is 1" x 2.6" (25.4mm x 66.7mm)
Label is 1" x 2.6" (25.4mm x 66.7mm)
Font is Courier New
Font is Arial
Bar code is 39-Full ASCII
Part Marking:
• Marking consists of a manufacturing date code
• Orientation of marking may be mixed on the tape
• Traceability of part’s specification is lost once removed from reel
Layout and application information
• Trace lengths to the crystal should be kept as short as possible.
• The crystal connections are sensitive to noise.