DTCXO TEMEX

Document overview

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Technical content

Digitally Thermal Compensated Crystal Oscillator General Specification (rev1)

Digitally Thermal Compensated Crystal Oscillator General Specification (rev1) June 12 th 2009 All information contained within this document is exclusive property of TEMEX, it is expressly forbidden to partially or totally reproduce or to disclose to a third party without obtaining prior written permission from TEMEX.

Features

  • Digitally Thermal Compensated Crystal Oscillator (DTCXO)
  • Frequency range : 10 to 60 MHz
  • Operating temperature range : [−40 – +85 ° C]
  • Ground based applications
  • 5-pin package
  • Output wave form: square or sine
  • Supply voltage : 5V +/-5% or 12V +/-5%

Applications

o Ground based telecommunication Environmental conditions Parameters Unit Minimum Typical Maximum Operating temperature range ° C – 40 + 85 Storage temperature range ° C – 55 + 125 Relative humidity Up to 100% at Ta = 0° C to 85° C without condensing Shock (half sine) 50g, 10 ms Vibration As per MIL-STD-810, Issue F (cat 5)

Digitally Thermal Compensated Crystal Oscillator General Specification (rev1) June 12 th 2009 All information contained within this document is exclusive property of TEMEX, it is expressly forbidden to partially or totally reproduce or to disclose to a third party without obtaining prior written permission from TEMEX. Mechanical characteristics Figure 1 : Oscillator outline Pin description Pin number Name Function

1 Fout Frequency output

2 Ground, case Electrical & mechanical ground

3 Vcc Supply voltage

4 Vc Voltage control for electrical tuning

Digitally Thermal Compensated Crystal Oscillator General Specification (rev1) June 12 th 2009 All information contained within this document is exclusive property of TEMEX, it is expressly forbidden to partially or totally reproduce or to disclose to a third party without obtaining prior written permission from TEMEX. Performance Characteristics Electrical Parameters Unit Minimum Typical Maximum Sine Wave Output Version Nominal frequency range MHz 10 60 Output level (50 ΩΩ ΩΩ load) option A dBm 0 Output level (50 ΩΩ ΩΩ load) option B dBm 5 Output VSWR (Fo ±± ±± 1.5 MHz) - 2:1 Harmonics suppression dBc 25 Spurious (offset > 50 Hz) dBc 70 Phase noise in static conditions @ 10 MHz @ 10 Hz offset dBc/Hz - 85 @ 100 Hz offset dBc/Hz - 115 @ 1 kHz offset dBc/Hz - 135 @ 10 kHz offset or greater dBc/Hz - 150 Phase noise in static conditions @ 60 MHz @ 10 Hz offset dBc/Hz - 65 @ 100 Hz offset dBc/Hz - 95 @ 1 kHz offset dBc/Hz - 130 @ 10 kHz offset or greater dBc/Hz - 140 Free running mode (Vctrl pin NC) Initial setting ppm ±± ±± 0.5 Stability vs. temperature ppm ±± ±± 0.2 ±± ±± 0.5 Stability vs. 5 % supply voltage variation ppm ±± ±± 0.05 Stability vs. 10 % load variation ppm ±± ±± 0.05 Aging over first year ppm ±± ±± 0.5 Aging over 10 year ppm ±± ±± 2 Electrical tuning (Vctrl pin) Relative pulling frequency range ppm ±± ±± 2 Input impedance ΩΩ ΩΩ 10 k Voltage range Option A VDC 0 5 Voltage range Option B VDC 0 10 Supply voltage (Vcc pin) Voltage range option A VDC 4.75 5.25 Voltage range option B Vdc 11.4 12.6 Supply current option A mA 40 Supply current option B mA 20 Start up time ms 10

Digitally Thermal Compensated Crystal Oscillator General Specification (rev1) June 12 th 2009 All information contained within this document is exclusive property of TEMEX, it is expressly forbidden to partially or totally reproduce or to disclose to a third party without obtaining prior written permission from TEMEX. Electrical Parameters Unit Minimum Typical Maximum Square Wave Output Version compatible CMOS Nominal frequency range MHz 10 60 Low output level V 10% Vcc High output level V 90%Vcc Duty cycle at Vcc/2 - 40% 60% Rise time ns 5 Fall time ns 5 Phase noise in static conditions @ 10 MHz @ 10 Hz offset dBc/Hz - 85 @ 100 Hz offset dBc/Hz - 115 @ 1 kHz offset dBc/Hz - 135 @ 10 kHz offset or greater dBc/Hz - 150 Phase noise in static conditions @ 60 MHz @ 10 Hz offset dBc/Hz - 65 @ 100 Hz offset dBc/Hz - 95 @ 1 kHz offset dBc/Hz - 130 @ 10 kHz offset or greater dBc/Hz - 140 Free running mode (Vctrl pin NC) Initial setting ppm ±± ±± 0.5 Stability vs. temperature ppm ±± ±± 0.2 ±± ±± 0.5 Stability vs. 5 % supply voltage variation ppm ±± ±± 0.05 Stability vs. 10 % load variation ppm ±± ±± 0.05 Aging over first year ppm ±± ±± 0.5 Aging over 10 year ppm ±± ±± 2 Electrical tuning (Vctrl pin) Relative pulling frequency range ppm ±± ±± 2 Input impedance ΩΩ ΩΩ 10 k Voltage range Option A VDC 0 5 Voltage range Option B VDC 0 10 Supply voltage (Vcc pin) Voltage range option A VDC 4.75 5.25 Voltage range option B Vdc 11.4 12.6 Supply current option A mA 40 Supply current option B mA 20 Start up time ms 10