3.3V Ultra Miniature SMD HCMOS TCXO/VCTCXO
RoHS Compliant / Pb Free
Model: FOX923CH SERIES
Page 1 of 1
Rev. 3/4/2010
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OPTIONS
• Voltage Control (FOX923CEH)
FEATURES
• 3.3V Operation
• 1.2 mm Max Height
• HCMOS Output
• PART NUMBER SELECTIONLearn More - Internet Required
3.2±0.2
#3
Frequeuncy
Stability
Model
Number
Operating
Temp
Frequency
Range (MHz)
Part Number
#4
#1
FOX923CH
638CH-Frequency-xxxxx FOX923CEH
673CH-Frequency-xxxxx
See Table
See Table
-30 ~ +85ºC 9.000 ~ 32.768
-30 ~ +85ºC 9.000 ~ 32.768
Top
View
Marking
2.5±0.2
• ELECTRICAL CHARACTERISTICS
#2
MAX (unless otherwise noted)
9.000 ~ 32.768 MHz
PARAMETERS
Frequency Range (Fo)
Temperature Range
Dot deontes
pin 1.
Operating
Storage
Supply Voltage
Input Current
Initial Frequency Tolerance @ 25ºC (after 2 reflows)
(FOX923CEH: Vc = 1.65Vdd)1
Frequency Stability
(Topr)
-30ºC ~ +85ºC
-40ºC ~ +90ºC
+3.3 VDC ±5%
6.0mA
1.2 Max
(Tstg)
(Vdd)
(Idd)
1.95
±1.5 PPM
#1
#4
#2
#3
Over Temperature Range
±2.5 PPM
±0.3 PPM
±0.2 PPM
5nS
Bottom
View
0.65
Over Supply Voltage Change (3.3V ± 5%)
Over Load Change (15pF) ±5%
Rise Time (0.5V 80% Vdd)
Fall Time (80% Vdd ~ 0.5V)
5nS
Symmetry
Output Voltage
(50% Vdd)
(Vol)
40% ~ 60%
0.5V
Recom m ended
Solder Pad Layout
(Voh)
(Cl)
80% Vdd Min
15pF
±5 ~ ±15PPM
±1.0 PPM
3mS
Output Load
Pullability (FOX923CEH: Vc = 1.65V ±1.0V)1
1.6
1.3
Aging per year
Startup Time
(Ts)
phase Noise
1.3
0.4
@ 10Hz offset
@100Hz Offset
@1kHZ Offset
-85 dBc/Hz Typical
-115 dBc/Hz Typical
-135 dBc/Hz Typical
-145 dBc/Hz Typical
260ºC / 10 Seconds
1
@10kHz Offset
Reflow Soldering Temp
Moisture Sensitivity Level (MSL)
Termination Finish
1For proper operation, a control Voltage (Vc) must be applied to pin 1 on VCTCXO's.
2Does not imply a stocked part
Au
All dimensions are in millimeters.
Pin Connections
All specifications subject to change without notice.
FOX923CEH
#1 Vc #3 Output
#2 GND #4Vdd
FOX923CH
#1 NC #3 Output
#2 GND #4 Vdd
• STANDARD FREQUENCIES2
12.288 MHz
16.384 MHz
26.000 MHz
10.000 MHz
13.000 MHz
20.000 MHz
12.800 MHz
19.200 MHz
32.768 MHz
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