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Low Phase Noise Synthesizers

Spectrum Control offers a complete line of Low Phase Noise surface mount synthesizers. These configurable designs feature superior phase noise performance, a programmable EPROM, all in a small .800” square package. These Low Phase Noise synthesizers can also be customized for a customer’s particular requirements without NRE.

  • Fast Settling Speed as low as 80 µsec.
  • Internal Reference (External Optional)
  • Full Octave Coverage
  • Integrated Microcontroller Look-up Table
  • Customizable Parallel or Serial Programming
  • Ultra Low Phase Noise Performance
  • 3 Additional Complementary Output Lines Available

Model # Frequency
(MHz)
Step Size ΦNoise
@ 10 kHz offset
(dBc/Hz)
ΦNoise
@ 100 kHz offset
(dBc/Hz)
Output
Power
(dBm)
Harmonics (dB) Spurious (dBc) Supply
(Volts/
mA)
LCFS1055 275-550 10 MHz -113 -116 +3 -20 -40 3.3/150
LCFS1051 375-750 10 MHz -98 -116 +3 -20 -40 3.3/150
LCFS1054 550-1100 10 MHz -107 -110 +3 -20 -40 3.3/150
LCFS1050 750-1500 10 MHz -92 -110 +3 -20 -40 3.3/150
LCFS1053 1100-2200 10 MHz -101 -104 +3 -20 -40 3.3/150
LCFS1049 1500-3000 10 MHz -86 -104 +3 -20 -40 3.3/150
LCFS1052 2200-4400 10 MHz -95 -98 +3 -20 -40 3.3/150
LCFS1063 3000-6000 10 MHz -80 -98 +3 -20 -40 3.3/150
LCFS1060 5200-5800 100 kHz -83 -100 +3 -20 -60 3.3/150
Model # Frequency
(MHz)
Step Size ΦNoise
@ 10 kHz offset
(dBc/Hz)
ΦNoise
@ 100 kHz offset
(dBc/Hz)
Output
Power
(dBm)
Harmonics (dB) Spurious (dBc) Supply
(Volts/
mA)
LCFS1076 3000-6000 10 MHz -80 -98 +3 -20 -40 3.3/150
LCFS1073 1500-3000 10 MHz -86 -104 +3 -20 -40 3.3/150
LCFS1071 750-1500 10 MHz -92 -110 +3 -20 -40 3.3/150
LCFS1069 375-750 10 MHz -98 -116 +3 -20 -40 3.3/150
LCFS1074 2200-4400 10 MHz -95 -98 +3 -20 -40 3.3/150
LCFS1072 1100-2200 10 MHz -101 -104 +3 -20 -40 3.3/150
LCFS1070 550-1100 10 MHz -107 -110 +3 -20 -40 3.3/150
LCFS1068 275-550 10 MHz -113 -116 +3 -20 -40 3.3/150
                 
Standard Internal Reference
  • An Ultra Low Phase Noise 40 MHz internal reference offers a complete solution without the need for additional components or circuitry.
Fully Programmed & Mounted Demonstration Boards
  • Standard designs to 6 GHz.
  • Units can be customized for a wide range of extended frequencies.
Integrated Microcontroller Look-up Table
  • A built-in lookup table in the microcontroller allows for simplified frequency programming with a dual 8-bit binary frequency selection word.
Customizable Parallel or Serial Programming
  • Either parallel or serial programming can be accommodated using a simple USB interface.
Ultra Low Phase Noise Performance
  • Phase Noise Performance as low as -127 dBc/Hz at 1 MHz Offset.
  • Selectable steps sizes available from 1 kHz to 10 MHz