TEMEX DTCXO Digitally thermal compensated crystal oscillator general specification (rev1) Datasheet

DTCXO basic
Digitally Thermal Compensated Crystal Oscillator
General Specification (rev1)
Features...........................................................................................2
Applications ....................................................................................2
Environmental conditions .................................................................2
Mechanical characteristics ...............................................................3
Performance characteristics.............................................................4
DTCXO
Digitally Thermal Compensated Crystal Oscillator
General Specification (rev1)
th
June 12 2009
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
Up to 100% at Ta = 0°C to 85°C without condensing
Relative humidity
Shock (half sine)
50g, 10 ms
As per MIL-STD-810, Issue F (cat 5)
Vibration
2/5
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.
DTCXO
Digitally Thermal Compensated Crystal Oscillator
General Specification (rev1)
th
June 12 2009
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
5
NC
3/5
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.
DTCXO
Digitally Thermal Compensated Crystal Oscillator
General Specification (rev1)
th
June 12 2009
Performance Characteristics
Electrical Parameters
Unit
Minimum
Nominal frequency range
MHz
10
Output level (50 Ω load) option A
dBm
0
Output level (50 Ω load) option B
dBm
5
Typical
Maximum
Sine Wave Output Version
Output VSWR (Fo ± 1.5 MHz)
60
-
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
@ 10 Hz offset
dBc/Hz
- 65
@ 100 Hz offset
dBc/Hz
- 95
Phase noise in static conditions @ 60 MHz
@ 1 kHz offset
dBc/Hz
- 130
@ 10 kHz offset or greater
dBc/Hz
- 140
Initial setting
ppm
± 0.5
Stability vs. temperature
ppm
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
Free running mode (Vctrl pin NC)
± 0.2
± 0.5
Electrical tuning (Vctrl pin)
ppm
±2
Ω
10 k
Voltage range Option A
VDC
0
5
Voltage range Option B
VDC
0
10
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
Relative pulling frequency range
Input impedance
Supply voltage (Vcc pin)
4/5
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.
DTCXO
Digitally Thermal Compensated Crystal Oscillator
General Specification (rev1)
Electrical Parameters
Unit
Minimum
MHz
10
th
June 12 2009
Typical
Maximum
Square Wave Output Version compatible CMOS
Nominal frequency range
Low output level
V
High output level
V
90%Vcc
-
40%
Duty cycle at Vcc/2
60
10% Vcc
60%
Rise time
ns
5
Fall time
ns
5
@ 10 Hz offset
dBc/Hz
- 85
@ 100 Hz offset
dBc/Hz
- 115
Phase noise in static conditions @ 10 MHz
@ 1 kHz offset
dBc/Hz
- 135
@ 10 kHz offset or greater
dBc/Hz
- 150
@ 10 Hz offset
dBc/Hz
- 65
@ 100 Hz offset
dBc/Hz
- 95
Phase noise in static conditions @ 60 MHz
@ 1 kHz offset
dBc/Hz
- 130
@ 10 kHz offset or greater
dBc/Hz
- 140
Initial setting
ppm
± 0.5
Stability vs. temperature
ppm
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
Free running mode (Vctrl pin NC)
± 0.2
± 0.5
Electrical tuning (Vctrl pin)
Relative pulling frequency range
ppm
±2
Ω
10 k
Voltage range Option A
VDC
0
5
Voltage range Option B
VDC
0
10
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
Input impedance
Supply voltage (Vcc pin)
5/5
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.
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