DTCXO
Digitally Thermal Compensated Crystal Oscillator
General Specification (rev1)
June 12th 2009
Performance Characteristics
Electrical Parameters
Sine Wave Output Version
Unit
Minimum
Typical
Maximum
Nominal frequency range
Output level (50 Ω load) option A
Output level (50 Ω load) option B
Output VSWR (Fo ± 1.5 MHz)
Harmonics suppression
Spurious (offset > 50 Hz)
Phase noise in static conditions @ 10 MHz
@ 10 Hz offset
MHz
dBm
dBm
-
10
0
60
5
2:1
dBc
dBc
25
70
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
- 85
@ 100 Hz offset
- 115
- 135
- 150
@ 1 kHz offset
@ 10 kHz offset or greater
Phase noise in static conditions @ 60 MHz
@ 10 Hz offset
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
- 65
- 95
@ 100 Hz offset
@ 1 kHz offset
- 130
- 140
@ 10 kHz offset or greater
Free running mode (Vctrl pin NC)
Initial setting
ppm
ppm
ppm
ppm
ppm
ppm
± 0.5
± 0.5
± 0.05
± 0.05
± 0.5
± 2
Stability vs. temperature
Stability vs. 5 % supply voltage variation
Stability vs. 10 % load variation
Aging over first year
± 0.2
Aging over 10 year
Electrical tuning (Vctrl pin)
Relative pulling frequency range
Input impedance
ppm
Ω
± 2
10 k
0
Voltage range Option A
Voltage range Option B
VDC
VDC
5
0
10
Supply voltage (Vcc pin)
Voltage range option A
Voltage range option B
Supply current option A
Supply current option B
Start up time
VDC
Vdc
mA
mA
ms
4.75
11.4
5.25
12.6
40
20
10
4/5
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TEMEX [ TEMEX ]
