TCXO
SMD TEMPERATURE COMPENSATED CRYSTAL OSCILLATOR
FOX789A
The FOX789A, is an SMD temperature compensated crystal oscillator
with an optional voltage control on pin 1. With its industry standard
package size and footprint, this TCXO is perfect for existing designs
where cost effectiveness and high capacity are important.
FEATURES
• Surface Mount
• Miniature Size
• Tight Stability
• Wide Temperature Range
• Optional Voltage Control
APPLICATIONS
• Cellular Phones
• Cordless Phones
• Communications Equipment
• Aerospace
• Portable Instrumentation
• ELECTRICAL CHARACTERISTICS (Ta = 25°C, Vcc = +5.0V, C
L
= 10kΩ//10pF)
PARAMETERS
Frequency Range
(Fo)
Frequency Tolerance
(Ta = 25°C)
Frequency Stability
Over Temperature Range
Over Supply Voltage Change (5.0V ±0.3V)
Temperature Range
Operating
(T
OPR
)
Storage
(T
STG
)
Supply Voltage
(V
DD
)
Output Waveform
(Clipped Sine)
Peak-to Peak Level
(Vp-p)
Input Current
(I
DD
)
Output Load
Frequency Adjustment
Aging
Voltage Control Option
MIN
9.600
-0.5
-2.5
-0.3
-30
-35
+4.75
1.0
2.0
10
10
±3.0
-1.0
±5.0
+1.0
MAX
20.000
+0.5
+2.5
+0.3
Discontinued
+75
+80
+5.25
(Internal Trimmer)
(per year at 25°C)
VCTCXO
- FOX789E (pin 1: 2.5V ±2.0V)
Rev. 2/6/98
Actual Size
UNITS
MHz
PPM
PPM
ºC
TCXO
V
V
mA
KΩ
pF
PPM
PPM
PPM
All specifications subject to change without notice.
Pin Connections
#1
#2
#3
#4
Not Connected or Voltage Control (FOX789E)
Ground (Case)
OUTPUT
V
DD
Inch dimensions shall govern.
All dimensions are in inches & parenthetically in millimeters.
FOXElectronics
5570 Enterprise Parkway
Fort Myers, Florida 33905
941-693-0099
FAX 941-693-1554
http://www.foxonline.com
© 1998 FOX ELECTRONICS
69
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