VCXO SMD LOW PROFILE/VOLTAGE CONTROLLED CRYSTAL OSCILLATOR
VCSAT SERIES
FEATURES
5.0 Volt V
DD
HCMOS
Enable/Disable
Many Stability/Pullability Options
-40 ~ +85ºC Temp Range Option
The Fox VCS Series VCXO is an SMD, tight stability, voltage
controlled oscillator available in a wide range of stability and
pullability options. It is intended to be a general purpose VCXO
with minimum utilization of board space.
ELECTRICAL CHARACTERISTICS (V
DD
= 5.0V, C
L
= 15pF)
PARAMETERS
Frequency Range
(Fo)
FREQUENCY RANGE
1.000 ~ 77.760
CONDITIONS
1.000
-10
-40
-40
+4.75
+0.5
MIN
Temperature Range
Operating
(T
OPR
)
Storage
Supply Voltage
Control Voltage
Input Current
(T
STG
)
(V
DD
)
(Vc)
(I
DD
)
52.000
77.760
+70
+85
+85
+5.25
+4.5
20
30
40
60
60
5
5
0.5
16.0
-4.0
10
15
10
100
+10
MAX
3
UNITS
MHz
ºC
V
V
mA
VCXO
Output Symmetry
Rise Time
(T
R
)
Fall Time
(T
F
)
Output Voltage
(V
OL
)
(V
OH
)
Output Current
(I
OL
)
(I
OH
)
Output Load
Start-up Time
(T
S
)
Enable/Disable Time
4
Frequency Linearity
Modulation Bandwidth
1
1.000 ~ 77.760
1.000 ~ 77.760
1.000 ~ 18.000
18.000+ ~ 36.000
36.000+ ~ 52.000
52.000+ ~ 77.760
1.000 ~ 77.760
1.000 ~ 77.760
1.000 ~ 77.760
1.000 ~ 77.760
1.000 ~ 77.760
1.000 ~ 77.760
1.000 ~ 77.760
1.000 ~ 77.760
1.000 ~ 77.760
2.5V
1.0V ~ 4.0V
4.0V ~ 1.0V
I
OL
= 16.0 mA
I
OH
= -4.0 mA
V
OL
= 0.5V
V
OH
= 4.5V
TTL
HCMOS
40
%
nS
V
mA
TTL
pF
mS
nS
%
kHz
Pullability
Vc = 2.5 ±2.0V
4.5
-10
20
MODEL SELECTION
Inclusive of 25°C tolerance, operating temperature range, input voltage change,load change,
aging, shock, vibration, and Vc=2.5V.
2
Available on an individual inquiry basis
3
Custom specifications from 52.000 to 77.760MHz available on an individual inquiry basis.
Note: An alternative pin connection with E/D on pin #5 is available.
All specifications subject to change without notice. Rev. 11/26/01
ENABLE / DISABLE FUNCTION
4
Model Number
-10°C~+70°C -40°C~+85°C
VCS12AT VCS12ATR
2
VCS15AT VCS15ATR
VCS22AT VCS22ATR
2
VCS25AT VCS25ATR
VCS20AT VCS20ATR
(PPM) (MAX)
1
(PPM) (MIN)
Stability
Pin 2
OPEN
³
2.2 V
£
0.8 V
OUTPUT (Pin 4)
ACTIVE
ACTIVE
High Z
±25***
±50
±25
±50
±100
±50
±50
±100
±100
±100
All dimensions are in millimeters.
See page 74 for tape and reel specifications.
FOXElectronics
5570 Enterprise Parkway
Fort Myers, Florida 33905
941-693-0099
FAX 941-693-1554
http://www.foxonline.com
© 2000 FOX ELECTRONICS
65
FOX [ FOX ELECTRONICS ]
