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Crystals
|
Item
|
Symbol
|
Specifications
|
Condition/Remarks
|
|
Nominal frequency range
|
f_nom
|
32.768KHz
|
|
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Storage temperature
|
T_stg
|
-55°C to +125°C
|
Store as bare product.
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|
Operating temperature
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T_use
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-40°C to +105°C
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|
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Level of drive
|
DL
|
0.5µW Max.
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|
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Frequency tolerance (standard)
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f_tol
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± 20 × 10-6
|
+25°C, DL=0.1µW
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Turnover temperature
|
Ti
|
+25°C ±5°C
|
|
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Parabolic coefficient
|
B
|
-0.04 × 10-6/ °C2 Max.
|
|
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Load capacitance
|
CL
|
9pF, 12.5pF
|
Please specify
|
|
Motional resistance (ESR)
|
R1
|
35kΩ Typ
|
+25°C
|
|
50kΩ Max.
|
-40°C to +85°C
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||
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60kΩ Max.
|
-40°C to +105°C
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||
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Motional capacitance
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C1
|
8.4fF Typ.
|
|
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Shunt capacitance
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C0
|
1.6pF Typ.
|
|
|
Frequency aging
|
f_age
|
±3 ×10-6 / year Max.
|
+25°C, First year
|
Frequency : 32.768KHz
Dimension : 2.0 x 1.2 mm
Load Capacitance : 9pF, 12.5pF
Operating Temp :
Frequency Tolerance : ±20ppm
