SM55T Series 3.3 V
CMOS Clock Oscillators
April 2010
Reflow Cycle (typical for lead free processing)
260°C Maximum
10 Seconds Maximum
250
200
215°C±10°C
175°C±10°C
150
100
Approximately 50 Seconds
120 to 160 Seconds
Allowed rate of temperature change
Maximum 4°C per second
The part may be reflowed 3 times without degradation.
Tape and Reel: available for quantities of 250 to 1000 per reel, cut tape for < 250
Constant Dimensions Table 1
T1
Max
Tape
Size
D1
Min
S1
Min
T
Max
D0
E1
P0
P2
8mm
12mm
16mm
24mm
1.0
1.5
1.5
1.5
2.0
_+0.05
1.5
1.75
+_0.1
4.0
0.6
0.6
0.1
+0.1
-0.0
_+0.1
2.0
+_0.1
Variable Dimensions Table 2
Tape
Size
B1
Max
E2 Min
14.25
F
P1
T2
Max
W
Max
Ao, Bo &
Ko
16 mm
12.1
7.5 +_0.1
8.0 +_0.1
8.0
16.3
Note 1
Note 1: Embossed cavity to conform to EIA-481-B
Dimensions in mm
Not to scale
REEL DIMENSIONS
A
B
inches
mm
7.0
177.8
2.50
63.5
10.0
254.0
13.0
330.2
3.75
95.3
inches
mm
4.00
101.6
Tape
Width
C
D
mm
13.0 +0.5 / -0.2
mm
16.4
+2.0
-0.0
16.4
+2.0
-0.0
16.4
+2.0
-0.0
16.0
Reel dimensions may vary from the above
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425-776-1880
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