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| CFPO-DO Series ISSUE 1; 19 OCTOBER 2004 Description The CFPO-DO series are a range of Super Single Oven OCXO's designed as a compact and smart frequency source/time keeping reference for all synchronization systems including global ositioning system (GPS) based equipment CFPO-DO series key performances are: Holdover better than 7s over 24 hours Frequency stability over operating temperature range ( see table text ) Frequency stability versus change of all operating conditions (pressure, supply, load, etc.) Package Options (metal leaded package, hermetically sealed) CFPO-DO-1 50.8 x 50.8 x 25.0mm (50) CFPO-DO-2 51.0 x 41.0 x 25.0mm (51) CFPO-DO-3 51.0 x 41.0 x 19.05mm (51B) CFPO-DO-4 40.0 x 30.0 x 20.0mm (40) Supply Options Standard: 12V 5% (12) Standard Frequencies 10.0, 12.8, 13.0MHz Frequency Ranges 8.192 to 15.0MHz Initial tolerance @ 25C Fo 1x10-7 Power Consumption Warm-up: <750mA @25C: <250mA (calm air) Warm Up Time @ 25C (typical) 1 x 10-8 after 10 mins 5.0 1.00.05 Environmental Specification (non-operating) Storage temperature range -55 to 85C Shocks - half-sine 50g 11ms / 3 per direction IEC 68-2-27 Test Ea / Severity 50A Vibration - 10g / 10-500Hz IEC 68-2-06 Test Fc / Severity 500/10 Marking (printed label on top of can) C-MAC or Customer's Logo C-MAC or Customer's Part Number Nominal Frequency (Fo) in MHz Serial Number (1 letter & 5 numbers ) Date Code (4 digits for year and week) Phase Noise @10.0MHz typical (sinewave) 10Hz -125dBc/Hz 100Hz -145dBc/Hz 1kHz -155dBc/Hz 10kHz -158dBc/Hz Outline in mm - Package 50 (without Oven Alarm) 20.3 20.3 12 3 40.6SQ Pin 1. 2. 3. 4. 5. Function Input frequency control Output ref. voltage Output signal Mechanical GND and (-) supply Input supply (+) Bottom View 5 4 50.8SQ max 25.0 max All tolerances 0.2mm Retrace after 24 Hours off @25C (typical) 3 x 10-9 after 60 minutes Frequency Adjustment > 3 x 10-7 from 0V to reference voltage, monotonic & standard positive slope (negative slope optional). Sufficient to cover 10 years ageing Oven Alarm "logic level" signal (optional) (A) Logic "0" during warm-up time and if oven is not operating Logic "1" when temperature regulation is operating Reference Voltage Standard Reference voltage output +8V Optional +5.0V or +6.2V (except Package 40) Output Compatibility Sinewave +7dBm 2dBm into 50 load (S) Squarewave optional (C) Harmonic Distortion Harmonics & sub-harmonics < -30dBc Non-Harmonics < -75dBc Outline in mm - Package 40 (with Oven Alarm) Bottom View 17.8 3 25.4 22.9 4 5 2 6 1 40.0 max 30.0max 19.5 max Pin Function 1. Input frequency control 2. Output reference voltage 3. Input supply (+) 4. Output signal 5. Mechanical GND and (-) supply OCXOs 0.95 All tolerances 0.2mm Europe Tel: +44 (0)1460 270200 Americas Tel: +1 919 941 9333 Asia Tel: +86 755 8826 5991 Fax: +44 (0)1460 72578 Fax: +1 919 941 9371 Fax: +86 755 8826 5990 4.00.5 0.80.05 Website: www.cmac.com Electrical Specification Stability within Temperature Range pk to pk Long Term Stability (after 1 week operation) Frequency Stability Vs Supply Voltage Change Standard Package Type (5%) and Load (max height) Over 10 Years Change (5010%) <6x10-8 <7.5x10-8 <1x10-7 <3x10-7 S 12 A <5x10-11 <1x10-10 <1x10-10 <5x10-10 8.0 10.0MHz (50) 25mm (51) 25mm (51B) 19.05mm (40) 20mm (*) Operating Temperature Range Per Day Per Month Per Year Model Number <1x10-10 <2x10-10 -20 to 70C <5x10-10 <1x10-9 Ordering Example Model Number <5x10-11 <7x10-11 <1x10-10 <2x10-10 <1.5x10-9 <2x10-9 <3x10-9 <5x10-9 <1.2x10-8 <1.5x10-8 <2x10-8 <5x10-8 50 CFPO-DO-1 CFPO-DO-2 CFPO-DO-3 CFPO-DO-4 CFPO-DO-1 Package Outline 50, 51, 51B, 40 (see above table) Output Signal (S) (Sine is standard) (C)(HCMOS optional) Supply Voltage (12) (12V is standard) Oven Alarm Option (A) Reference Voltage (8.0V standard, optional = 5V or 6.2V with packages 50 & 51 No Reference for all models = N) Frequency (MHz) For non standard options such as different temperature ranges, negative slope EFC, cold start-up please contact our sales office. (*) Package height 16mm max will be available from mid 2005 Outline in mm - Package 51 (with Oven Alarm) 51.0 max 42.0 41.0 max 3 2 1 32.0 Outlin in mm - Package 51B (without Oven Alarm) 51.0 max 42.0 41.0 max 3 2 1 32.0 Pin Function 1. Mechanical GND and supply 2 . Frequency control input 3 . Ref. voltage output 4 . Supply input 5 . Signal output Bottom View 4 6 5 Pin Function 1. Mechanical GND and supply 2 . Frequency control input 3 . Ref. voltage output 4 . Supply Input 5 . Signal output 6. Oven Alarm Bottom View 4 5 25.0 max 10.15 Europe Tel: +44 (0)1460 270200 Americas Tel: +1 919 941 9333 Asia Tel: +86 755 8826 5991 5.0 1.00.05 All tolerances 0.2mm Fax: +44 (0)1460 72578 Fax: +1 919 941 9371 Fax: +86 755 8826 5990 5.0 1.00.05 19.05 max All tolerances 0.2mm Website: www.cmac.com OCXOs |
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