SM55 Series
Miniature SMD Crystal
January 2009
• The Pletronics’ SM55 Series is a miniature
surface mount crystal
• The package is ideal for automated surface
mount assembly and reflow practices.
• Tape and Reel packaging
• 3 MHz to 70 MHz
• 5 x 13 x 5.7 mm 4 pad
• AT Cut Crystal
Pletronics Inc. certifies this device is in accordance with the
RoHS 5/6 (2002/95/EC) and WEEE (2002/96/EC) directives.
Pletronics Inc. guarantees the device does not contain the following:
Cadmium, Hexavalent Chromium, Lead (<1000 ppm), Mercury, PBB’s, PBDE’s
Weight of the Device: 0.65 grams
Moisture Sensitivity Level: 1 As defined in J-STD-020C
Second Level Interconnect code: e1, e2 or e3
Electrical Specification:
Item
Min
Max
70
Unit
MHz
Condition
AT cut
Frequency Range
3
Calibration Frequency Tolerance
Frequency Stability over OTR
-
-
ppm
at +25oC _+ 3oC
see table on page 3
for available options
-
-
ppm
Equivalent Series Resistance
(ESR)
-
200
150
120
100
80
Ohms
Ohms
Ohms
Ohms
Ohms
Ohms
Ohms
Ohms
mW
3 MHz to 4 MHz
-
4 MHz to 5 MHz
-
5 MHz to 6 MHz
Fundamental
3rd Overtone
-
6 MHz to 7 MHz
-
-
7 MHz to 8 MHz
50
8 MHz to13 MHz
13 MHz to 30 MHz
25 MHz to 70 MHz
use 10 µW for testing
Pad to Pad capacitance
-
40
-
100
1
Drive Level
-
Shunt Capacitance (C0)
Aging
-
7
pF
-5
-40
-55
+5
ppm /Yr at +25oC +_ 3oC
Specified Temperature Range
Storage Temperature Range
+85
+125
oC
oC
see table on page 3 for available options
Product information is current as of publication date. The product conforms
to specifications per the terms of the Pletronics limited warranty. Production
processsing does not necessarily include testing of all parameters.
Copyright © 2006, 2007, 2009, Pletronics Inc.
PLETRONICS [ PLETRONICS, INC. ]
