TCXO
SMD TEMPERATURE COMPENSATED CRYSTAL OSCILLATORS
FOX729 / 739
The FOX729 / 739 provide a small 0.4 cm
3
volume and an extended
temperature range. With an optional 3.0V supply voltage, this part is
exceptional for portable transmission and communication equipment.
FEATURES
• Miniature Size
• Tight Stability
• Wide Temperature Range
• 3V Supply Voltage - B Version
• VCTCXO - E Version 5V
• VCTCXO - BE Version 3V
APPLICATIONS
• Cellular Phones
• Cordless Phones
• Communications Equipment
• Portable Instrumentation
• Aerospace
• ELECTRICAL CHARACTERISTICS (Ta = 25°C, V
DD
= +5.0V, Load = 10kΩ // 15pF)
PARAMETERS
Frequency Range* (Fo) (9.60,12.00,12.80, 15.36, 19.20 STD)
Frequency Tolerance
Frequency Stability
over Temperature Range
over Supply Voltage Change (V
DD
±5%)
over Load Change 10kΩ ±10%, 15pF ±10%
Temperature Range
Operating Temperature
(T
OPR
)
Storage Temperature
(T
STG
)
Supply Voltage
(V
DD
)
Output Waveform
(Clipped Sine)
Peak-to Peak Level
(Vp-p)
Input Current
(I
DD
)
Load
Frequency Adjustment
Aging
Voltage Control Option
MIN
9.600
-0.5
-2.5
-0.3
-0.3
-30
-35
+4.75
1.0
2.0
10
15
±3.0
-1.0
±4.0
±2.0
• PIN CONNECTIONS
FOX729A/E
FOX739A/E
Discontinued
MAX
20.000
+0.5
+2.5
+0.3
+0.3
+75
+80
+5.25
(Internal Trimmer)
(per year at 25°C)
VCTCXO
- E Version (2.5V ±2.0V)
VCTCXO
- BE version (1.5V ±1.0V)
Actual Size
UNITS
MHz
PPM
PPM
ºC
V
V
mA
KΩ
pF
PPM
PPM
PPM
TCXO
+1.0
* Other frequencies available. Consult Fox Customer Service for your requirements.
All specifications subject to change without notice.
Rev. 5/30/98
#1 V
D D
#4 OUTPUT #1 GND
#4 GND
#2 N.C. or Vc #5 GND
#2 GND
#5 N.C. or Vc
#3 OUTPUT #6 V
D D
#3 GND
Inch dimensions shall govern.
All dimensions are in inches & parenthetically in millimeters.
See page 65 for tape and reel specifications.
68
FOXElectronics
5570 Enterprise Parkway
Fort Myers, Florida 33905
941-693-0099
FAX 941-693-1554
http://www.foxonline.com
© 1998 FOX ELECTRONICS
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