概述
数据手册CO-448 概述
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CO-448 数据手册
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PDF下载Vectron Products - HCMOS, ACMOS and FCT Clock Oscillators - CO-448
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XOs > CO-448
CO-448 HCMOS, ACMOS and FCT Clock Oscillators
Features:
100 kHz to 50 MHz Frequency Range
Sealed Ceramic Leadless Chip Carrier
HCMOS/ACMOS/FCT/ACT Compatible
Lowest Profile
SPECIFICATIONS
Series
CO-448: Leadless Chip Carrier
Frequency
Supply
100 kHz-50 MHz
5 Vdc ± 5%
Accuracy
CO-448A ±50 ppm
(Maximum Error at 25°C)
CO-448C ±25 ppm
*Settability via external capacitor; (<60 MHz only; except 449E <20 MHz)
Temperature Stability
STANDARD:
Option 1:
Option 2:
Option 5:
Option 6:
Option 7:
*Option 9:
0°C
to +70°C:
to +85°C:
to +125°C:
to +50°C:
to +50°C:
to +125°C:
to +200°C:
±25 ppm
±50 ppm
±50 ppm
±5 ppm
-55°C
-55°C
0°C
Improved accuracy/stability available on some models. For example, for ±7 ppm over 0°C to +50°C and for
±10ppm over 0°C to +70°C. Improvement is also available over wider temperature ranges. Please contact
factory.
0°C
±10 ppm
±100 ppm
±300 ppm
-55°C
-55°C
(Option 9: N/A in CO-448 or above 20 MHz in CO-440 Series)
*Specified stability includes initial accuracy:
do not specify A,B,C,D or E accuracy.
Aging Rate
3 ppm first year
(typical after 30 days)
2 ppm/year thereafter
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SCREEN TESTING OF ABOVE MODELS
http://www.vectron.com/products/xo/CO-448.htm
3/11/2009
Vectron Products - HCMOS, ACMOS and FCT Clock Oscillators - CO-448
Page 2 of 2
Standard
Options
MIL-STD-883
METHOD
CLASS
X
CLASS
D
CLASS
B
CLASS
S
SCREEN TEST
Stabilization Bake
(150°C)
Class
S
screen
test
—
X
X
X
X
X
X
X
X
X
X
requirements include 24
hour additional bake-out, 80
hour
thermal shock, PIND test
and radiographic inspection
in addition to Class
Seal Test
(Gross and Fine)
1014, Cond A2
1010, Cond B
—
additional
burn-in,
Temperature Cycling
(Thermal Shock)
B
Screening. Has major cost
impact.
Burn-in, operating
160 hours @125°C
Acceleration
2001, Cond A
X
(5000g in Y axis)
1
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CO-448
Dimension in inches
Pinouts
Pin
4
Function
+5Vdc
10
31
37
39
+5Vdc
Ground
Ground
Output
Other N/C
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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-448.htm
3/11/2009
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