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SG-XA3XXXX Series
Continued
HF/UHF SMD TCVCXO
Absolute Maximum Ratings
Parameter
Sym
Condition
Min
Typ
Max
Unit
Note
Input Break Down Voltage
Vcc
-0.5
5.5
V
Storage Temperature
Ts
-40
105
ºC
Control Voltage
Vc
-1
9
V
Electrical Parameters
Parameter
Sym
Conditions
MIN
TYP
MAX
Unit
Note
Frequency Range
F
CMOS
Sine-wave
PECL,LVDS
30
30
30
200
1,000
1,000
MHz
Input Voltage
Vcc
Code 0
Code A
4.75
3.135
5.0
3.3
5.25
3.465
V
Input current
Icc
CMOS,Sine
PECL, Sine,LVDS
30
100
mA
@100MHz, 3.3V
@622MHz, 3.3V
Frequency Stability
∆F/F
Overall, available
±4.6
20 years
Frequency Stability
∆F/F
vs Temperature
vs Vcc
Aging
±0.5
±0.1
±1
±3.5
±1
ppm
ppm/V
ppm/year
ppm
See Chart
First Year
10 years
Calibration
∆F/F
As shipped, 25°C
±0.5
±1
ppm
Load
CMOS
Sinewave
PECL
LVDS
15pf/10KOhmOhm
Internally AC-coupled 50 Ohm
50 Ohm to Vcc-2V or Thevenin equivalent
100 Ohm between the outputs, receiving end
Duty Cycle
At 50 %
45/55
50/50
55/45
%
CMOS, PECL, LVDS
Rise/Fall Time
Tr/Tf
20 to 80%
3
0.35
ns
CMOS
PECL, LVDS
Logic “1" level
Voh
CMOS
0.9Vcc
V
Logic “0" level
Vol
CMOS
0.1Vcc
V
Logic “1" level
Voh
PECL
Vcc-0.96
Vcc-0.81
V
100K available
Logic “0" level
Vol
PECL
Vcc-1.85
Vcc-1.65
V
100K available
Output Levels
LVDS
Vod
Differential
amplitude
247
330
454
mV
Amplitude error
50
mV
Vof
Offset Voltage
1.125
1.25
1.375
V
Offset Voltage error
50
mV
Output power
P
Sinewave Into 50
Ohm
4
37
dBm
3.3V
5.0V
Start up Time
Ts
2
10
ms
Phase jitter
1 sigma
0.4
0.2
1
0.4
ps
100Hz to 20MHz
12kHz to 20MHz
Sub-harmonics
PECL, LVDS, Sine
CMOS, Sine
-45
-40
none
dBc
F>250MHz
F<250MHz
Spurious
-60
dBc
Harmonics
Sine-wave
-30
-25
dBc
SSB Phase Noise
@10 Hz
@100 Hz
@1 KHz
@10KHz
@100KHz
-80
-110
-140
-155
-160
dBc/Hz
@ 100 MHz
SSB Phase Noise
@10 Hz
@100 Hz
@1 KHz
@10KHz
@100KHz
-60/-60
-90/-90
-120/-120
-140/-145
-145/-150
dBc/Hz
@ 622 Mhz;
PECL,LVDS/Sine
Input Impedance
> 10 K Ohm
Control Voltage
Vc
0
3.3
V
Modulation Bandwidth
MB
100Hz
Contact Factory for
wider MB
Deviation
Vc=0V to 3.3V,
25°C
±5
±7
ppm
357 Beloit Street, P.O. Box 457, Burlington, WI 53105-0457 U.S.A. Phone 262/763-3591 FAX 262/763-2881
Email: nelsales@nelfc.com www.nelfc.com
Rev. A
CRYSTAL CLOCK OSCILLATORS
Data Sheet 0631B