STATEK CORPORATION 512 N. MAIN ST., ORANGE, CA 92868 714-639-7810 FAX: 714-997-1256 www.statek.com
10131 - Rev C
DESCRIPTION
STATEK's SQXO-2 crystal oscillator consists of a TTL
and CMOS-compatible hybrid circuit and a STATEK
miniature quartz crystal packaged in a hermetically-sealed
3-pin TO-39 package.
FEATURES
CMOS and TTL compatible
Low power
Low EMI emission
Wide temperature range
Full military testing available
Hermetically sealed
APPLICATIONS
Industrial, Computer & Communications
General purpose clock oscillator
MWD (measurement while drilling)
Military & Aerospace
Airborne hybrid computer
Flight recorder
SQXO-2 OSCILLATOR
10 kHz to 2 MHz
TM
DIM
INCHES
mm
A
0.380 MAX.
9.65 MAX.
B
0.185 MAX.
4.70 MAX.
C
0.500 MIN.
12.70 MIN.
D
0.029
0.74
E
0.326 MAX.
8.28 MAX
F
0.200 REF.
5.08 REF.
G
45
O
45
O
Note:
1. All metal parts gold plated
2. Leads are 0.019 in.[0.48mm] MAX.
B
E
C
D
A
F
G
3
2
1
BOTTOM VIEW
PACKAGE DIMENSIONS
TOP VIEW
V
DD
V
OH
t
r
t
f
0
V
OL
90%*
10%*
* Of VDD
OUTPUT WAVE FORM
STATEK CORPORATION 512 N. MAIN ST., ORANGE, CA 92868 714-639-7810 FAX: 714-997-1256 www.statek.com
10131 - Rev C
SPECIFICATIONS
Specifications are typical at 25oC unless otherwise noted.
Specifications are subject to change without notice.
Supply Voltage (V
DD
)
5V 10% (3.3V available)
Calibration Tolerance*
A:
0.01% (100ppm)
B:
0.03%
C :
0.10%
Supply Current
Figure 1
Turning Point (T
O
)**
Figure 2
Temp. Coefficient (k)
-0.035 ppm/
0
C
2
Duty Cycle*
40% Min., 60% MAX.
Rise/Fall Time
0.2 sec. MAX.
Aging, first year
10 ppm MAX.
Shock, survival
Above 600 kHz
750g peak .3 msec., 1/2 sine
Below 600 kHz
1,000g peak .3 msec., 1/2 sine
Vibration survival
10g rms 10-2000 Hz random
Operating Temperature*** -10
O
C to +70
O
C Commercial
-40
O
C to +85
O
C Industrial
-55
O
C to +125
O
C Military
* Tighter tolerances available.
** Other turning point available.
*** Consult factory for operating temperatures above 125
O
C.
Note: All parameters are measured at ambient temperature
with a 10M
and 15pF load at 5V
+
_
+
_
+
_
+
_
ABSOLUTE MAXIMUM RATINGS
Supply Voltage V
DD
-0.5V to 7.0V
Storage Temperature
-55
O
C to +125
O
C
Maximum Process Temp. 260
O
C, 10 seconds
PIN CONNECTIONS
1.
V
DD
2. Output
3. Ground
PACKAGING
SQXO-2 - Tray Pack (Standard)
FIGURE 1.
TYPICAL SUPPLY CURRENT (mA) @ 5V
FIGURE 2.
TYPICAL TURNING POINT TEMPERATURE (T
0
)
HOW TO ORDER SQXO-2 CRYSTAL OSCILLATORS
SQXO-2
S
10 kHz
(
A
/
I
)
"S" if special or
Frequency
Calibration
Temp. Range:
custom design.
Tolerance*
C = Commercial
Blank if Std.
@25
O
C
I = Industrial
(A)
M = Military
(B)
S = Specify
(C)
10 20 50 100 500 1000 5000 2000
Frequency (kHz)
1.0
.9
.8
.7
.6
.5
.4
.3
.2
.1
mA
10 20 50 100 500 1000 5000 2000
Frequency (kHz)
+80
+70
+60
+50
+40
+30
+20
+10
0
-10
-20
T (
C
)
0
O
Note: Frequency (f) deviation from frequency (f
O
) @ turning point
temperature (T
O
):
= k(T-T )
O
2
f-f
f
O
O
*Other calibration fill in ppm
Frequencies other than 32.768 kHz
A:
0.01%
+
_
B:
0.03%
+
_
C:
0.1%
+
_
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