THRU-HOLE TUNING FORK
MODEL: NC15/NC26/NC38
FEATURES
•
•
•
•
•
Miniature Packages
Low Cost
Cold Weld Design
Long Term Stability
Tight Tolerance
DISCONTINUED
• PART NUMBER SELECTION
Part Number
298-Frequency-xxxxx
299-Frequency-xxxxx
300-Frequency-xxxxx
Frequency
Model
Stability
Number
NC15
-0.04 PPM / (ƼC)
2
NC26
-0.04 PPM / (ƼC)
2
NC38
-0.04 PPM / (ƼC)
2
Operating
Temperature
-20 ºC~ +60 ºC
-20 ºC~ +60 ºC
-20 ºC~ +60 ºC
Frequency
32.768 kHz
32.768 kHz
32.768 kHz
Learn more about:
Internet required
• STANDARD SPECIFICATIONS
PARAMETERS
Frequency
Frequency Tolerance @ 25ºC
Frequency Stability
Temperature Coefficient
Temperature Range
Turnover
(T
O
)
Operating (T
OPR
)
Storage
(T
STG
)
Equivalent Series Resistance (R
S
)
NC15 / NC26
NC38
Load Capacitance
(C
L
)
Insulation Resistance @ 100V
DC
Drive Level
Aging per year
All specifications subject to change without notice.
Rev. 7/12/04
MAX
(unless otherwise noted)
32.768 kHz
± 20 PPM
-0.04 PPM / (ƼC)
2
+20ºC ~ +30ºC
-20ºC ~ +60ºC
-30ºC ~ +70ºC
50 kΩ
35 kΩ
12.5 pF (Standard)
6 pF (Optional)
500 MΩ Min
1.0 µW
±3 PPM
All dimensions are in millimeters.
28
FOXElectronics
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