3.3V Ultra Miniature SMD HCMOS TCXO/VCTCXO
Model: FOX923CH SERIES
Page 1 of 1
RoHS Compliant / Pb Free
Rev. 4/6/2009
FEATURES
• 3.3V Operation
• 1.2 mm Max Height
• HCMOS Output
OPTIONS
• Voltage Control (FOX923CEH)
• PART NUMBER SELECTION
Frequeuncy Operating
Model
Frequency
Part Number
Stability
Number
Range (MHz)
Temp
673CH-Frequency-xxxxx FOX923CH
See Table
-30 ~ +85ºC 9.000 ~ 32.000
638CH-Frequency-xxxxx FOX923CEH
See Table
-30 ~ +85ºC 9.000 ~ 32.000
3.2±0.2
#4
#3
• ELECTRICAL CHARACTERISTICS
PARAMETERS
Frequency Range (F
o
)
Temperature Range
Operating
(T
opr
)
Storage
(T
stg
)
Supply Voltage
(V
dd
)
Input Current
(I
dd
)
Initial Frequency Tolerance @ 25ºC (after 2 reflows)
Top
View
#1
Dot deontes
pin 1.
Marking
2.5±0.2
#2
MAX
(unless otherwise noted)
9.000 ~ 32.000 MHz
-30ºC ~ +85ºC
-40ºC ~ +90ºC
+3.3 VDC ±5%
6.0mA
±1.5 PPM
±2.5 PPM
±0.3 PPM
±0.2 PPM
5nS
5nS
40% ~ 60%
0.5V
80% V
dd
M
in
15
p
F
±5 ~ ±15PPM
±1.0 PPM
3mS
-85 dBc/Hz Typical
-115 dBc/Hz Typical
-135 dBc/Hz Typical
-145 dBc/Hz Typical
260ºC / 10 Seconds
1
Au
1.2 Max
1.95
#1
#2
0.65
#4
#3
(FOX923CEH: V
c
= 1.65V
dd
)
1
Frequency Stability
Over Temperature Range
Over Supply Voltage Change (3.3V ± 5%)
Over Load Change
(15pF) ±5%
Rise Time (0.5V 80% V
dd
)
Fall Time (80% V
dd
~ 0.5V)
Symmetry
(50% V
dd
)
Output Voltage
(V
ol
)
(V
oh
)
Output Load
(C
l
)
Pullability (FOX923CEH: V
c
= 1.65V ±1.0V)
1
Aging per year
Startup Time
(T
s
)
phase
Noise
@ 10Hz offset
@100Hz Offset
@1kHZ Offset
@10kHz Offset
Reflow Soldering Temp
Moisture Sensitivity Level (MSL)
Termination Finish
1
Bottom
View
R e co m m en de d
S o lde r P a d L ayou t
1.6
1.3
1.3
0.4
All dimensions are in millimeters.
For proper operation, a control Voltage (Vc) must be applied to pin 1 on VCTCXO's.
2
Does not imply a stocked part
All specifications subject to change without notice.
Pin Connections
Pin Connections
TCXO
VCTCXO
#1 NC
#3 Output
#1Vc
#3 Output
FOX923CEH
FOX923CH
V
DD
#2 GND #4
#2 GND #4 V
DD
#1 NC
#2 GND
#3 Output
#4 V
dd
#1 V
c
#2 GND
• STANDARD FREQUENCIES
2
10.000 MHz
13.000 MHz
20.000 MHz
12.288 MHz
16.384 MHz
26.000 MHz
12.800 MHz
19.200 MHz
32.768 MHz
#3 Output
#4V
dd
FOXElectronics
5570 Enterprise Parkway Fort Myers, Florida 33905 USA +1.239.693.0099 FAX +1.239.693.1554
http://www.foxonline.com
© 2009 FOX ELECTRONICS | ISO9001:2000 Certified
EMEA
Tel/Fax: +44 .1767.312632 |
Asia
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Japan
Tel: +81.3.3374.2079 Fax: +81.3.3374.5221
15
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