Vectron Products - Sinewave Crystal Oscillators - CO-487
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CO-487
CO-487 Sinewave Crystal Oscillators
Features:
Frequencies from 4 MHz to 500 MHz
Miniature Hybrid Design
16 Pin Double DIP or 16 Pin Flatpack
+13 dBm output available
SPECIFICATIONS
Series
Frequency
Output
CO-487:
Miniature Hybrid
4 MHz to 500 MHz
Standard: 0.5 Vrms/50 (+7 dBm)
Option
R:
1 Vrms/50 (+13 dBm)
High level option:
1 watt (+30 dBm) available in 2" x 3" x 0.75" package
+15 Vdc ±5%
(Any supply in 12-24 Vdc range optional; supply less than +15 Vdc subject to reduced output level)
CO-487A:
±50 ppm
CO-487C:
±25 ppm
CO-487D:
±15 ppm
CO-487B:
±10 ppm
*CO-487E:
±1 ppm
*Set via external capacitor.
Supply
Accuracy
(at 25°C)
Temperature Stability
STANDARD:
0°C
Option
1:
Option
2:
Option
3:
Option
5:
Option
6:
-55°C
-55°C
0°C
0°C
0°C
to
to
to
to
to
to
+70°C:
+85°C:
+125°C:
+50°C:
+50°C:
+50°C:
±25 ppm
±50 ppm
±50 ppm
±3 ppm
±5 ppm
±10 ppm
(not available in
CO-287W)
(not available in
CO-484, CO-487, CO-287W)
Aging Rate
3 ppm first year
(typical after 30 days)
<2 ppm per year thereafter
Phase Noise
(typical 4-100 MHz)
Offset from Carrier
100 Hz
1 kHz
10 kHz
50 kHz
Standard
-100 dBc/Hz
-125 dBc/Hz
-140 dBc/Hz
-145 dBc/Hz
Option L1*
-115 dBc/Hz
-140 dBc/Hz
-150 dBc/Hz
-155 dBc/Hz
Option L2**
-120 dBc/Hz
-145 dBc/Hz
-160 dBc/Hz
-160 dBc/Hz
Noise degrades by 6 dB per octave above 100 MHz
*L1 Option is not available in
CO-281, CO-484, CO-487
**L2 Option is available only in
CO-233FW
and is limited to 200 MHz:
above 100 MHz, output of
CO-233FWL2
is restricted to +7 dBm.
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http://www.vectron.com/products/xo/CO-487.htm
3/11/2009
Vectron Products - Sinewave Crystal Oscillators - CO-487
Page 2 of 3
SCREEN TESTING OF ABOVE MODELS
Standard
SCREEN TEST
Stabilization Bake
(150°C)
Seal Test
(Gross and Fine)
Temperature Cycling
(Thermal Shock)
Burn-in, operating
160 hours @125°C
Acceleration
(5000g in Y
1
axis)
MIL-STD-883
METHOD
—
1014, Cond A2
1010, Cond B
—
2001, Cond A
CLASS
X
X
X
Options
CLASS
D
X
X
X
X
CLASS
B
X
X
X
X
X
CLASS
S
Class
S
screen
test
requirements include 24
hour additional bake-out, 80
hour
additional
burn-in,
thermal shock, PIND test
and radiographic inspection
in addition to Class B
Screening. Has major cost
impact.
top of page
Dimension in inches
Pinouts
*Pin
8
9
11
16
Function
0V, Case
Output
**
Supply
http://www.vectron.com/products/xo/CO-487.htm
3/11/2009
Vectron Products - Sinewave Crystal Oscillators - CO-487
Page 3 of 3
*Unlisted pins may be used internally
**<200 MHz: no connection
>200 Mhz: 0V, Case
E Option, connect 5-30 pf capacitor from pin 5 to pin 8.
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Copyright © 1997-2009 by Vectron International, Inc.,
A Dover Company.
Vectron International's
Terms and Conditions.
The most recent change to this page occurred 02/11/2009
http://www.vectron.com/products/xo/CO-487.htm
3/11/2009
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