VOLTAGE CONTROLLED CRYSTAL OSCILLATOR
F1523BA
FEATURES
The Fox F1523BA is a low-cost VCXO. The Fox design meets or
exceeds typical industry standard specifications & will also drive 8
TTL loads in the 30 ~ 54MHz range.
Phase-Locked Loops (PLLs)
Industry Standard
Synthesizers
Pullability
Frequency Modulation
Tight Stability
Low Cost
-40 ~ +85ºC Option (F1523BAM)
APPLICATIONS
ELECTRICAL CHARACTERISTICS (V
DD
= 5.0V, C
L
= 15pF)
PARAMETERS
Frequency Range
Frequency Stability
Temperature Range
Operating
Storage
Supply Voltage
Control Voltage
Pullability
Input Current
(Fo)
(TOPR)
(TSTG)
(V
DD
)
(Vc)
FREQUENCY RANGE
1.000
1.000
1.000
~ 54.000
~ 54.000
~ 54.000
CONDITIONS
All conditions *
MIN
1.000
-25
MAX
54.000
+25
+70
+125
+5.25
+4.5
±150
±190
±120
15
20
25
30
55
60
10
5
10
5
0.5
UNITS
MHz
PPM
ºC
V
V
PPM
mA
(I
DD
)
Output Symmetry
Rise Time
Fall Time
Output Voltage
(TR)
(TF)
(V
OL
)
(V
OH
)
Output Current
(I
OL
)
(I
OH
)
Output Load
Start-up Time
Phase Noise
Frequency
Stability vs Voltage
Linearity
Modulation Bandwidth
(TS)
1.000
1.000
30.000+
35.000+
1.000
24.000+
30.000+
35.000+
1.000
30.000+
1.000
30.000+
1.000
30.000+
1.000
30.000+
1.000
30.000+
1.000
30.000+
1.000
30.000+
1.000
30.000+
1.000
1.000
1.000
1.000
1.000
30.000+
1.000
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
~
54.000
30.000
35.000
54.000
24.000
30.000
35.000
54.000
30.000
54.000
30.000
54.000
30.000
54.000
30.000
54.000
30.000
54.000
30.000
54.000
30.000
54.000
30.000
54.000
54.000
54.000
54.000
54.000
30.000
54.000
54.000
V
DD
= 2.5V ±2.0V
0
-40
+4.75
+0.5
±100
±100
±60
VCXO
2.5V
1.0V ~ 4.0V
4.0V ~ 1.0V
I
OL
= 3.2mA
I
OL
=12.8mA
I
OH
= -0.1mA
I
OH
= -1.0mA
V
OL
= 0.5 V
V
OH
= 4.5V
TTL Load
TTL Load
HCMOS
Fo + 1 kHz
Fo + 10 kHz
V
DD
= 5.0V ±0.25V
45
40
%
nS
V
4.5
3.2
12.8
-0.1
-1.0
8
8
15
10
mA
-125
-130
-1.0
-5
-10
20
LS TTL
TTL
pF
mS
dBc/Hz
PPM
%
kHz
+1.0
+5
+10
* Inclusive of 25°C tolerance, operating temperature range, input voltage change, load change, aging, shock, vibration, and Vc = 2.5V.
All specifications subject to change without notice. 03/02/00
All dimensions are in millimeters.
68
FOXElectronics
5570 Enterprise Parkway
Fort Myers, Florida 33905
941-693-0099
FAX 941-693-1554
http://www.foxonline.com
© 2000 FOX ELECTRONICS
