PLOA260 Analog phase-locked thermostat Crystal Oscillators

Analog phase-locked thermostat Crystal Oscillators

PLOA260 is a low noise analog phase-locked oscillator which is based on the standard form factor design of BDSTAR TIME, and integrates 1 high performance thermostatic crystal, 1 digital phase-locked loop and 3 isolation amplifiers, and also can be Customized with 1 low phase noise 5MHz crossover output, 5Hz fixed bandwidth filament, 1Hz phase noise, and 1s fixed degree following standard. While the far end noise is determined by the local low noise crystal oscillator, the PLOA260 can be used to optimize the output noise of the clockkeeping room phase trimmer, and is suitable for connecting to the hydrogen clock set phase trimmer, which improves the phase noise performance while maintaining the hydrogen clock second stability

Important Features

  • Pure analog low-noise phase lock with built-in ultra-lownoise thermostatic crystal oscillator
  • Standard structure, only 19mm high, which can be stacked for installation
  • DSUB9 Connector and the SMA RF connector
  • 3-way 10 MHz and optional 1-way 5 MHz output
  • +12~+15VDC power supply

Important Features

Test ItemConditionTechnical Indicators
Input frequency1-way 10 MHz
Input power range5dBm~15dBm
Input accuracy±2×10-⁷
Output frequency3-way 10MHz , 1-way 5MHz
Digital phase-locked bandwidth3Hz~8Hz for customization
Output frequency stability1s≦5×10⁻¹⁴
10MHz Phase noise dBc/Hz1Hz≤ -125
10Hz≤ -135
100Hz≤ -155
1kHz≤ -160
10kHz≤ -160
100kHz≤ -160
5MHz Phase noise dBc/Hz 【optional】1Hz≤ -130*
10Hz≤ -141
100Hz≤ -161
1kHz≤ -166
10kHz≤ -166
100kHz≤ -166
Working temperature-20℃~+70℃
Storage temperature-55℃~+125℃
power supply+12V~+15V
Power-on current≦0.8A
Steady-state current≦0.5A
Body size138mm×86mm×19mm

Typical phase noise

Frequency stability typical value

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