CFS-206 데이터 시트보기 (PDF) - CITIZEN ELECTRONICS CO., LTD.
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CFS-206 Datasheet PDF : 1 Pages
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TUNING FORK CRYSTAL UNITS (Cylinder Type)
CFS-206.CFS-145.CFV-206
■ FEATURES
7Best suited for portable devices with low current
consumption.
7For a clock source in digital equipment.
■ DIMENSION [mm]
Life-size
6.0±0.2
10.0±0.2
CFS-206, CFV-206
5.0±0.1
4.3±0.3
CFS-145
■ STANDARD SPECIFICATIONS
Item
Nominal Frequency
Model
f0
CFS-206
CFS-145
32.768kHz
Frequency Tolerance
△ f/f0
±20ppm
Load capacitance
CL
12.5pF
8.0pF
Operating Temperature Range TOPR
−20℃〜＋70℃
Storage Temperature Range TSTR
−40℃〜＋85℃
Turnover Temperature
TM
25℃±5℃
Temperature Coefficient β
−0.034±0.006ppm/℃2
Motional (series) resistance R1
35KΩMax.
40KΩMax.
Level of drive
DL
1μW Max.
Aging (first year)
△ f/f0
±3ppm Max.
Quality Factor
Q
70000 Typ.
85000 Typ.
Shunt capacitance
C0
1.35pF Typ.
1.00pF Typ.
CFV-206
30kHz〜100kHz
±30ppm
Conditions
Need to contact us for
the available frequency in CFV-206
at 25˚C
12.5pF
Need to specify your requirement
50KΩMax.
±5ppm Max.
70000〜100000 Typ.
0.8〜1.7pF Typ.
See figure 2 in P4
at 25˚C
25℃±3℃
Depend on frequency
Depend on frequency
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