Pl tronics, Inc.
.
19013 36th Ave. W, Suite H Lynnwood, WA 98036 USA
Manufacturer of High Quality Frequency Control Products
SM12T Crystal
4 Pad 6x3.5mm Surface Mount Crystal (Metal Cover Seam Sealed to Ceramic Base)
Solder Pad Compatible with our SM12H
Standard Specifications
Calibration Frequency Tolerance at 25
°
C
Operating Temperature Range (OTR)
Frequency Stability (FS) over OTR
Drive Level
Aging at 25°C
± 50 PPM is standard, tighter tolerances available
0 to +70°C is standard, but can be extended to -40 to +85°C
± 50 PPM is standard, tighter tolerances available
100
mW
is standard, customer may specify
± 5 PPM maximum
13.000 MHz
–
100.000 MHz
Part Numbering Guide
Portions of the part number that appear after the frequency may not
be marked on part (C of C provided)
SM12T E - xx - 70.0M - XXX
(Internal Code or blank)
Oscillation
Mode
ESR Values
Frequency Range
(MHz)
Maximum
ESR (Ohms)
Fundamental
AT Cut
Model
Temperature Range
Blank: 0 to +70
°
C
E: - 40 to +85
°
C
Frequency in MHz
Load Capacitance
Parallel Resonance in pF (
³
10
pF)
SR = Series Resonance
3rd Overtone
AT Cut
13.000 – 13.999
14.000 – 19.999
> 20.000 (BT Cut)
24.000 – 100.000
50
40
40
200
Consult factory for lower ESR
Consult factory for available frequencies and specs.
Not all options available for all frequencies. A special part number may be assigned.
Mechanical: inches (mm)
not to scale
Packaging
16mm tape
8mm pitch
Solder Pads
Due to part size and factory abilities, part marking may vary from lot to lot and may contain our part number or an internal code.
.043 (1.1)
GND
.236 (6.0 ± .2)
PLE
.098 (2.5)
.138
(3.5 ± .2)
Pl tronics, Inc.
(425) 776 -1880, Fax: (425) 776-2760, ple-sales@pletronics.com, www.pletronics.com
PLE
GND
.047 (1.2)
MAX
.08 (2.0)
.06 (1.4)
July 2002
31
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