F R E Q U E N C Y
OVEN CONTROLLED CRYSTAL OSCILLATOR
Symbol
Value
Nom.
Unit
Note
Main Parameters
Nominal Frequency
Min.
Max.
F0
16,384
MHZ
30ppb @ VC = 0V 40mV, @25°C
Temperature Range
Operating G1
Storage
Power Supply
Power Supply
Consumption
Otr1
Sto
0
-40
30
12
60
85
°C
°C
Vcc
10,8
13,2
V
12V 10ꢀ
@25°C
VS Temperature range
Itr
Iss
Iwu
25
210
°C
mA
mA
Max values at steady state
Max values during Warm-up
Frequency Adjustement
Ext. potentiometer Value
500
Exp
Adj
KOhm
ppm
Mechanical adjustement
(multi turn trimmer)
Resolution < 2 ppb
Frequency Range
Frequency control voltage
Frequency pulling range
Voltage Control
Input impedance
Linearity
Output Signal Waveform
Level
0,3
Fpr
Vc
Zin
0,4
-5
20
0,6
5
ppm
V
KOhm
ꢀ
0
3
Slope positive
Lin
10
Least squares straight
Square
Olvl
DCY
RT
FT
Load
0,4
45
4,4
55
6
V
ꢀ
dBc
HCMOS
@2,5V
From 10ꢀ to 90ꢀ
Harmonics / Duty cycle
Sub Harmonics / Rise Time
Non Harmonics / Fall Time
Load
6
dBc
TTL gates
Frequency Stability
VS Temperature Range G1
VS Power Supply variation
Fd1
Fd3
5
0,5
1 h
ppb
ppb
Referenced to +30°C
12V 10ꢀ
@25°C, compared to frequency
after 1 hour
15 mn 30 mn
20
VS Warm Up time
Fd5
ppb
Symbol
Value
Unit
Ageing
1 day 1 month 1 year
After continuous
Medium/Long Term Stability
Agg
Avar
0,5
100
ppb
ppb
operating for 30 days
1 ms 10 ms 100 ms 1 s
Short Term Stability
0,05
Allan variance
Symbol
Values
Unit
Phase Noise
10 Hz 100 Hz 1 KHz 10 KHz 100 KHz
Static Conditions
Pns
-10
-130
-140
-145
-145
dBc/Hz
Note
Mechanicals Conditions
Shocks
IEC 68-2-27:Test Ea 50g / 11 ms
Sine Vibrations
IEC 68-2-6:Test Fc 5g / 10 to 150Hz
Complementary Specification
Oven Alarm: after Warl Up,‘1’ means Oven OK,‘O’ means Oven Broken.
(logic 5V levels)
1
The information contained in this document are the sole and exclusive property of TEMEX and shall not be disclosed to any third parties without a written consent from TEMEX.
TEMEX [ TEMEX ]
