CO-431/451 ECL/PECL Clock Oscillators
Products
> XOs
> CO-431/451
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Features
- Frequencies from 5 MHz to 200 MHz
- Low Profile 4 Pin Dip
- 10K, 10KH, 100K, ECLinPS, 10E/EL and 100E/EL Logic
- CO431 Available as QPL to MIL-0-55310/25B
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SPECIFICATIONS
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Part
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CO-431
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CO-451
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Series
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4 Pin Dip
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Frequency
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5 MHz-200 MHz
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Output
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Output taken directly from 10K, 10KH, ECLinPS or ECLinPS Lite gate, depending
on temperature and frequency range.
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Output taken directly from 100K, ECLinPS or ECLinPS Lite gate, depending on
temperature and frequency range.
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Supply
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-5.2 Vdc ± 5%
<45 mA to 110 MHz
<70 mA above 110 MHz
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-4.5 Vdc±5% at <60 mA
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Accuracy
(at 25°C)
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CO-431A: ±50 ppm
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CO-451A: ±50 ppm
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Temperature Stability
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.
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STANDARD:
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0°C
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to
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+70°C:
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±25 ppm
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Option 1:
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-55°C
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to
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+85°C:
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±50 ppm
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Option 2:
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-55°C
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to
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+125°C:
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±50 ppm
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Option 5:
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0°C
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to
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+50°C:
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±5 ppm
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Option 6:
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0°C
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to
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+50°C:
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±10 ppm
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*Option 7:
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-55°C
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to
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+125°C:
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±100 ppm
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*-1,-2,-7 restricted to -30/+85°C above 110 MHz in CO-233ME
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Aging Rate
(typical after 30 days)
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3 ppm first year
2 ppm/year thereafter
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3 ppm first year
<2 ppm/year thereafter
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Dimension in inches
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Pinouts
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Pin
7
8
14
1
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Function
Supply (-)
Output
OV, case
N/C
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