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| Vectron Products - HCMOS, ACMOS and FCT Clock Oscillators - CO-448 Page 1 of 2 Helping Customers Innovate, Improve & Grow Search 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 Frequency Supply Accuracy (Maximum Error at 25C) Temperature Stability Improved accuracy/stability available on some models. For example, for 7 ppm over 0C to +50C and for 10ppm over 0C to +70C. Improvement is also available over wider temperature ranges. Please contact factory. CO-448: Leadless Chip Carrier 100 kHz-50 MHz 5 Vdc 5% CO-448A 50 ppm CO-448C 25 ppm *Settability via external capacitor; (<60 MHz only; except 449E <20 MHz) STANDARD: Option 1: Option 2: Option 5: Option 6: Option 7: *Option 9: 0C -55C -55C 0C 0C -55C -55C to +70C: to +85C: to +125C: to +50C: to +50C: to +125C: to +200C: 25 ppm 50 ppm 50 ppm 5 ppm 10 ppm 100 ppm 300 ppm (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 (typical after 30 days) 3 ppm first year 2 ppm/year thereafter top of page www..com 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 SCREEN TEST Stabilization Bake (150C) Seal Test (Gross and Fine) Temperature Cycling (Thermal Shock) Burn-in, operating 160 hours @125C Acceleration (5000g in Y1 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 CO-448 Dimension in inches Pinouts Pin 4 10 31 37 39 Other Function +5Vdc +5Vdc Ground Ground Output N/C top of page Copyright (c) 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 www..com http://www.vectron.com/products/xo/CO-448.htm 3/11/2009 |
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