bxfs1045.pdf

Model # BXFS1045
2-18 GHz Broadband Synthesizer
+13 dBm Output Power with Low Phase Noise
Features
• Ultra Low Phase Noise: - 81 dBc/Hz @ 10 KHz Offset
• Frequency control options include Serial inputs or BCD/Binary format.
• Fully Customizable
• Multiple Frequency Control Options
• Environmental Screening Available
Model BXFS1045 2-18 GHz Synthesizer covers the S, C, X, and Ku-Bands, offers fast 65 µsec settling time, provides +13 dBm of
output power from the +/- 6 and +5 volt supply, and delivers low phase noise performance (-81 dBc/Hz @ 10 KHz Offset). API
Technologies offers flexibility to meet customer-specific requirements including options for input voltages, output power, and
frequency control.
Using a hermetic laser-welded package, the BXFS1045 is able to withstand extreme environmental conditions, and is
configurable for most military airborne and ground based applications. Able to provide outstanding performance at a wide
temperature range (-40°C to +85°C), the Synthesizer is ideally suited for military requirements and high-end commercial
applications such as microwave receivers, microwave telemetry systems, uplink communication platforms, instrumentation, and
military communication systems.
Technical Specifications
Parameter
Maximum Ratings
Typical
Min/Max
2 - 18 GHz
2 - 18 GHz
13 dBm (x4)
-
Internal Input
Reference Frequency
100 MHz
100 MHz
Step Size (at 18 GHz)
20 MHz
20 MHz
-80 dBc/Hz @ 1 kHz
-81 dBc/Hz @ 10 kHz
-82 dBc/Hz @ 100 kHz
-113 dBc/Hz @ 1 MHz
-135 dBc/Hz @ 10 MHz
-
65 μsec
-
Stability
+/- 10 ppm
-
Spurious
-60 dBc
-
Harmonics
-15 dBc
-
Sub-Harmonics
-25 dBc
-
Input/Output VSWR
2.0:1
2.5:1
DC Supply Voltage
+6 volts, + 5 volts, -6 volts
(+/- 2%)
DC Supply Current
650 mA, 300 mA, 50 mA
700 mA, 350 mA, 100
mA
Frequency Range
Output Power
SSB Phase Noise
(at 18 Ghz)
Settling Time
Minimum (No Damage) Results
Operating Temperature
-40°C to +85°C
Storage Temperature
-55°C to +85°C
DC Voltage @ 25°C
8 Volts
Rev Date: 12/1/2015
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Model # BXFS1045
Outline Drawing
Miscellaneous:
1. Specifications labeled “min.” or “max.” are guaranteed in a 50 Ohm system over the specified temperature range.
2. Higher output power is available.
3. Other input voltages are available.
Rev Date: 12/1/2015
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Model # BXFS1045
Control
Power and Control connector P1 shall be a dual-row 37-pin Nano miniature plug IAW MILDTL-32139. The connector shall have a metal shell with Electroless nickel finish, and
shall be a vertical SMT PC board mount style. A suggested part number is Airborn NK2A2-037-225-TH00.
Table 2: Pin Assignments
P1 Pin
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
Signal Name
BIT_100 MHz_J10_Power
BIT_FREQ_Lock
FREQ latch-N
CH0 (LSB) / pwrdown-N
CH1 / FREQoff-N
CH2
CH3
CH4
CH5
CH6
CH7
CH8
CH9
CH10
CH11 (MSB)
Spare
Control latch-N
Spare
Spare
Ground
+6.0 VDC
+6.0 VDC
Ground
-6.0 VDC
Ground
Temp_Ground
Temp_SI/O
Temp_CS-N
Temp_SC
Temp_V+
Spare
BIT_RF_Power
Spare
Spare
BIT_100 MHz_J9_Power
Ground
+5.0 VDC
Logic levels are LV (+3.3V TTL logic)
Rev Date: 12/1/2015
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Model # BXFS1045
Temperature Sensor
Signals
Temp_SI/O
Temp_SC
Temp_Ground
Temp_CS-N
Temp_V+
The subassembly shall use a 3-wire SPI-compatible local temperature
sensor capable of running with a Vcc ranging from 3.0V to 5.5V. All 3
SPI interface pins (clock, data, and select) and the Vcc pin shall be wired
out directly, and only, to the subassembly connector. The GND pin shall
be wired out directly, and only, to the subassembly connector. This
allows temperature to be read at all times regardless of power down
state or other subassembly power inputs. Vcc shall be bypassed to GND
with a 0.1uF capacitor. Part number MAX6630MUT is suggested
(http://www.maxim-ic.com/datasheet/index.mvp/id/2577/t/al). This
part is also available on tape & reel. If this part is used, it is suggested to
connect pin 2 (NC) to ground through a provisional resistor (initially
unpopulated) for compatibility with similar parts from other
manufacturers.
The temperature sensor interface signals will be static during RF
measurements.
Power monitor for 100 MHz reference output J9. Output shall be logic
“1” for output power > -5 dBm and logic “0” for output power < -10
dBm.
Power monitor for 100 MHz reference output J10. Output shall be logic
“1” for output power > +10 dBm and logic “0” for output power < +5
dBm.
Phase lock indicator for the synthesizer. Output shall be logic “1” when
the synthesizer has achieved phase lock, and logic “0” otherwise.
Power monitor for the synthesizer. Output shall be logic “1” for J1, J2,
J3, and J4 output power > +8 dBm and logic “0” for output power < +3
dBm.
BIT_Ref_J9_Power
BIT_Ref_J10_Power
BIT_FREQ_Lock
BIT_RF_Power
Spare
Pins which are unused but reserved. To maintain compatibility with
future designs, these pins shall be left unconnected.
LVTTL Control Levels: Control inputs shall use 3.3V LVTTL logic levels. Each input
shall source or sink 0.5mA maximum. LVTTL low, or logic ‘0’, shall be 0.8 volts
maximum. LVTTL high, or logic ‘1’, shall be 2.0 volts minimum. Steady-state input
voltage shall be 0.0 volts minimum and 3.5 volts maximum.
LVTTL Output Levels: Outputs shall use 3.3V LVTTL logic levels. LVTTL low, or logic
‘0’, outputs shall be 0.5 volts maximum when sinking up to 2 mA. LVTTL high, or logic
‘1’, outputs shall be 2.4 volts minimum when sourcing up to 2 mA. Steady-state
output voltage shall be 0.0 volts minimum and 3.5 volts maximum.
Rev Date: 12/1/2015
© API Technologies Corp. Proprietary Information
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micro.apitech.com
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+1.888.553.7531
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[email protected]