IQRB-3

Rubidium Oscillator by IQD Frequency Products (4 more products)

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IQRB-3 Image

The IQRB-3 from IQD Frequency Products is a Rubidium Atomic Clock Oscillator that operates at a frequency of 10 MHz. It can be synchronized to a 1PPS signal or produce a 1PPS output by itself and has frequency stability of ±0.03 ppb. This oscillator produces an output level of up to +8 dBm that is sine compatible and can even produce a CMOS output (optional). It has a phase noise of -155 dBc/Hz @ 1 kHz offset and harmonics of better than -25 dBc. The oscillator requires a DC supply of 12 V and consumes less than 30 W of power during warm-up and 6 W of power when reaching a steady state.

The IQRB-3 is available in a RoHS-compliant small form-factor, OCXO style package that measures 101.20 x 60.70 x 37.70 mm and has an SMA connector. It is ideal as a stand-alone frequency and timing reference for communication, broadcasting, financial and industrial applications.

Product Specifications

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Product Details

  • Part Number
    IQRB-3
  • Manufacturer
    IQD Frequency Products
  • Description
    10 MHz Rubidium Atomic Clock Oscillator

General Parameters

  • Frequency
    10 MHz
  • Output Waveform
    CMOS
  • Output Power
    2 to 8 dBm
  • Frequency Retrace
    ±0.03 ppb
  • Frequency Stablity
    ±0.30 to ±0.50 ppb
  • Frequency Tolerance
    ±0.05 ppb
  • Warm-up time
    5 min
  • Grade
    Commercial
  • Aging
    ±0.3 to ±0.5 ppb (year)
  • Supply Voltage
    3 to 12 V
  • Power Consumption
    6 W (Steady State), 30 W (Warm-Up)
  • Output Load
    50 Ohms
  • Capacitance
    15 pF
  • Harmonics
    -45 to -30 dBc
  • Spurious
    -100 dBc
  • Phase Noise
    -158 to -115 dBc/Hz
  • Phase Noise 1 kHz
    -155 dBc/Hz
  • Phase Noise 10 kHz
    -158 dBc/Hz
  • Phase Noise 100 Hz
    -154 to -145 dBc/Hz
  • Short Term Stability
    0.002 to 0.006 ppb
  • Short Term Stability 100s
    0.006 ppb (Option A), 0.002 ppb (Option B)
  • Short Term Stability 10s
    0.005 ppb (Option A), 0.003 ppb (Option B)
  • Short Term Stability 1s
    0.002 ppb (Option A), 0.0007 ppb (Option B)
  • Application
    Communication, Broadcasting, Financial and Industrial Applications
  • Package Type
    Module with Connector
  • Connector
    SMA
  • Dimension
    101 x 61mm
  • Operating Temperature
    -40 to 60 Degree C
  • Storage Temperature
    -40 to 90 Degree C
  • Note
    CMOS Output available on request

Technical Documents