Application Notes for Microwave Oscillators
Series SF60 Fast Indirect Synthesizer
KRATOS General Microwave has developed the series SF60 fast, broadband, low phase noise and small size synthesizer, to meet the needs of a general purpose fast synthesizer for applications such as Signal Generators and Automatic Test Equipment at an affordable price.
SIMULATOR AND TEST SYSTEMS APPLICATIONS
For military applications, this synthesizer requires option G09 to comply with Military Standards. The specific environmental MIL STD requirements as well as the EMI/RFI specifications should be
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| SF Synthesizer Block Diagram
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| OUTPUT POWER |
PRODUCT SPECIFICATIONS
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SPECIFICATION |
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PARAMETER |
MODEL SF6053 |
MODEL SF6218 |
MODEL SF6219 | |
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1 |
FREQUENCY RANGE (GHz() |
0.5 to 3(1) |
2 to 18(1) |
2 to 19(1) |
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2 |
ACCURACY with the internal reference (PPM) |
±2 |
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| 2.1 | ACCURACY with external reference | Same (PPM) as of the reference crystal oscillator | ||
| 3 | FREQUENCY AGING (PPM) | ±2 First year. ±1 per year, after first year | ||
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4 |
OUTPUT POWER |
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4.1 |
Min. (dBm) (1) |
10 |
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4.2 |
Variation, over frequency and |
±2.5 |
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5 |
SETTLING TIME(2), max. (μsec) |
1 |
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6 |
SSB PHASE NOISE, max (dBc/Hz) (3) |
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| 6.1 | @ 100 Hz Offset | -87 | -77 | |
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6.2 |
@ 1 kHz Offset |
-100 |
-90 |
-90(3) |
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6.3 |
@ 10 kHz Offset |
-110 |
-100 |
-100(3) |
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6.4 |
@ 100 kHz Offset |
-114 |
-104 |
-104(3) |
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6.5 |
@ 1 MHz Offset |
-114 |
-104 |
-104(3) |
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6.6 |
@ 10 MHz Offset |
-119 |
-106 |
-106(3) |
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7 |
HARMONICS, max (dBc) |
-20 |
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8 |
SUB-HARMONICS, max (dBc) |
-50 |
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9 |
SPURIOUS, max (dBc) |
-50 |
-50 |
-50(3) |
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10 |
PULLING @ VSWR 2:1 max (kHz) |
<1 |
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11 |
PUSHING, max (kHz/V) |
±1 |
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12 |
FREQUENCY Control |
21 BITS (PARALLEL) |
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13 |
FREQUENCY STEP SIZE, nominal LSB (KHz) (1) |
10 |
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14 |
REFERENCE CRYSTAL OSCILLATOR |
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14.1 |
INTERNAL REFERENCE FREQUENCY – STANDARD (MHz) |
100 |
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| 14.2 | EXTERNAL REFERENCE – OPTIONAL | 100 | ||
| 14.2.1 | INPUT FREQUENCY (MHz) | 100 | ||
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14.2.2 |
INPUT POWER, (dBm) |
0 ±2 |
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15 |
POWER SUPPLY REQUIREMENT, (mA): |
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15.1 |
+12V ±5% |
1,800 |
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15.2 |
– 12V ±5% |
300 |
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15.3 |
+5V ±5% |
1,500 |
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16 |
POWER CONSUMPTION, max. (W) |
30 |
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17 |
OPERATING TEMPERATURE (Deg. C) (1) |
-20 to +70 |
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18 |
OTHER ENVIRONMENTAL PARAMETERS |
APPLICABLE FOR AIRBORNE APPLICATIONS |
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19 |
DIMENSIONS |
6 x 6 x1.1″ 152.4 x 152.4 x 27.9 mm |
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NOTES:
- Other Parameters are Optional
- To within ±1 MHz from the final frequency
- Degraded by 3 dB @ 18 to 19 GHz
ENVIRONMENTAL RATINGS – Option G09 |
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| Storage Temperature | -40° to +120°C | |
| Mechanical Shock | MIL-STD-810C, Method 516.2 Procedure I | |
| Random Vibration | MIL-STD-810C, Method 514.2 Figure 514. 2-5, Curve AG 9.3 Grms | |
| Humidity | MIL-STD-810E, Method 507.3 Procedure III | |
| Altitude | 50,000 feet | |
AVAILABLE OPTIONS |
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| OPTION NO | Description | |
| G02 | Operating Temperature -40 to +70C | |
| G08 | External Reference of 10 MHz | |
| G09 | Meeting the Specified Environmental Ratings | |
DIMENSIONS AND WEIGHT
Dimensions are stated in inches (mm). Tolerances, unless otherwise indicated: .XX ±.02; .XXX ±.008
