CFPO-SC Series (Hi-Reliable OCXO - Up to "Stratum 2" performance - No re-calibration over time) Output Compatibility Sinewave +7dBm 2dBm into 50 load (S) Squarewave optional (C) ISSUE 1; 19 OCTOBER 2004 Description The CFPO-SC series are a range of OCXO's removing the need for customers to re-calibrate their equipment over the Harmonic Distortion lifetime of operation Harmonics < -40dBc Spurious < -80dBc Main performances are: Free-run stability range over lifetime operation from: Phase Noise 10.0MHz typical (sinewave) 1Hz -100dBc/Hz 1.6x10-8 (CFPO-SC1 for replacing Rubidium clocks) 10Hz -130dBc/Hz to 1x10-7 (CFPO-SC4) 100Hz -145dBc/Hz Holdover range over 24 hours operation: 1kHz -155dBc/Hz From 7s over -20 to 70C (CFPO-SC2) to 10s with 15C 10kHz -158dBc/Hz ambient change Package Options (metal leaded package, hermetically sealed) CFPO-SC-1 50.8 x 50.8 x 38.0mm (50B) CFPO-SC-2 50.8 x 50.8 x 25.0mm (50) CFPO-SC-3 51.0 X 41.0 X 25.0mm (51) CFPO-SC-4 40.0 X 30.0 X 20.0mm (40) Supply Options Standard: 12V 5% (12) Optional: 15V (15) Environmental Specification (non-operating) Storage temperature range -55 to 85C Shock - 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 Nominal Frequency (Fo) in MHz Serial Number (1 letter & 5 numbers ) Date Code (4 digits for year and week) Standard Frequencies 5.0, 8.192, 10.0, 10.24MHz Frequency Range 5.0 to 15.0MHz Higher frequencies may be available upon request Initial tolerance @ 25C Fo 1x10-8 Power Consumption (CFPO-SC1 / others) Warm-up: <7.0W / 6.0W @25C: <2.5W / 1.8W (calm air) Warm Up Time @ 25C (typical) 1x10-8 after 15 mins (for CFPO-SC1) 1x10-8 after 10 mins (for others) Retrace after 24 Hours on / 24 Hours off @25C 2x10-9 after 60 minutes OCXOs OCXOs Frequency Adjustment > 5.0x10-8 from 0V to reference voltage EFC monotonic and positive slope (negative optional) 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 Ouput (optional no reference voltage) CFPO-SC-1 pkg 50B 8.0V0.3V CFPO-SC-2 pkg 50 8.2V0.3V (options = 5V / 6.2V) CFPO-SC-3 pkg 51 8.2V0.3V (options = 5V / 6.2V) CFPO-SC-4 pkg 40 8.0V0.3V 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 Website: www.cmac.com Electrical Specification Frequency Long Term Stability Stability Vs Stability (after frequency recovery) Cumulated Supply Voltage Operating within Over Change (5%) Temperature Temperature Lifetime and Load Range Range (all causes) Change pk to pk Per Day Per Month Per Year Over 15 Years (5010%) <1x10-10 <2x10-11 <6x10-10 <5x10-9 <2x10-10 <5x10-11 <1.5x10-9 <1.2x10-8 <5x10-10 <1x10-10 <3x10-9 <1x10 <2x10 <5x10 <1.5x10-8 <5x10-11 <1.6x10-8 <3.5x10-8 <1x10-10 <5.0x10-8 <1.5x10-8 <5x10-8 <2x10-10 <7.0x10-8 <3x10 <9x10 <5x10 <1.0x10 -20 to 70C -9 -10 -9 Ordering Example -8 -8 CFPO-SC-1 50B S -10 12 -7 A Reference Voltages Standard Package type (max height) Model Number 8.0V0.3V (50B) 38mm CFPO-SC-1 (50) 25mm CFPO-SC-2 (51) 25mm CFPO-SC-3 (40) 20mm CFPO-SC-4 8.2V0.3V Option 5 or 6.2V 8.2V0.3V Option 5 or 6.2V 8.0V0.3V 8.0 10.0MHz Model Number Package Outline 50B : 50 : 51 : 40 (see above table) Output Signal (S) (Sine is standard) (C) (Optional HCMOS) Supply Voltage (12) (15) (12V is standard) Oven Alarm Option (A) Reference Voltage 8.0, 8.2, 5.0, 6.2 (+ Optional: N = No reference voltage) Frequency (MHz) OCXOs For non standard options such as different temperature ranges, negative slope EFC, cold start-up then please contact our sales office. 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 Website: www.cmac.com Packages without Oven Alarm Packages with Oven Alarm Outline in mm - Package 50B Outline in mm - Package 50B 50.8SQ max 3 screws M3 38.0 max 20.3 20.3 3 screws M3 20.3 20.3 40.6SQ 3 4 5. Function Input frequency control Output ref. voltage Output signal Mechanical GND and (-) supply Input supply (+) Bottom View 6 5 4 25.0 max 25.0 max 5.0 All tolerances 0.2mm 5.0 1.00.05 Outline in mm - Package 51 Outline in mm - Package 51 5 25.0 max 4 3 2 1 Bottom View 4 32.0 B otto m Vie w 51.0 max 42.0 5 6 41.0 max 1 41.0 max 2 32.0 3 Pin Function 1. Mechanical GN D and supply 2. Frequency control input 3. Ref.voltage output 4. Supply input 5. Signal output 25.0 max 51.0 m ax 42.0 A ll to ler ance s 0.2m m Pin Function 1. Mechanical GND and supply 2 . Frequency control input 3 . Ref. voltage output 4 . Supply Input 5 . Signal output 6. Oven alarm 5.0 1.00.05 Outline in mm - Package 40 25.4 22.9 4 5 2 6 1 40.0 max 4.00.5 All tolerances 0.2mm Europe Tel: +44 (0)1460 270200 Americas Tel: +1 919 941 9333 Asia Tel: +86 755 8826 5991 3 30.0max 17.8 Bottom View 0.95 4.00.5 0.95 19.5 max 4 5 2 6 1 40.0 max Pin Function 1. Input frequency control 2. Output reference voltage 3. Input supply (+) 4. Output signal 5. Mechanical GND and (-) supply 19.5 max 3 Bottom View 30.0 max 25.4 22.9 All tolerances 0.2mm 5.0 1.00.05 Outline in mm - Package 40 17.8 5. 6. 50.8SQ max Function Input frequency control Output ref. voltage Output signal Mechanical GND and (-) supply Input supply (+) Oven alarm All tolerances 0.2mm 1.00.05 OCXOs Pin 1. 2. 3. 4. 3 1 2 40.6SQ Pin 1. 2. 3. 4. 50.8SQ max 0.80.05 All tolerances 0.2mm 20.3 20.3 Bottom View Pin Function 1. Input frequency control 2. Output reference voltage 3. Output signal 4. Mechanical GND and (-) supply 5. Input supply (+) 6. Oven alarm Outline in mm - Package 50 20.3 20.3 5 6 4 5 1.00.05 Outline mm - Package 50 1 2 Bottom View All tolerances 0.2mm 5.0 1.00.05 3 40.6SQ 6 4 5 2 38.0 max Bottom View 1 5.0 3 32.3 2 40.6SQ 32.3 1 50.8SQ max Pin Function 1. Input frequency control 2. Output reference voltage 3. Output signal 4. Mechanical GND and (-) supply 5. Input supply (+) Pin Function 1. Input frequency control 2. Output reference voltage 3. Input supply (+) 4. Output signal 5. Mechanical GND and (-) supply All tolerances 0.2mm 0.80.05 Fax: +44 (0)1460 72578 Fax: +1 919 941 9371 Fax: +86 755 8826 5990 Website: www.cmac.com