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TUNING FORK CRYSTAL UNITS (SMD ? Cylinder Type)
CMR200T
2000pcs/reel
■ FEATURES
7 Lead formed SMD type with embossed tape.
Automatic mounting and reflowable type.
7 Most appropriate for clock source for portable and
other various equipment with low power
consumption.
Life-size
6.0 ? 0.2
■ DIMENSION [mm]
（1） 2.0± 0.3
?
＋ 0.1
（1） 2.0± 0.3
■ SOLDER PAD LAYOUT [mm]
2.5
6.0
CMR200T
■ STANDARD SPECIFICATIONS
3.0± 0.3
1.75
CMR200T
Item
Nominal Frequency
Frequency Tolerance
Load capacitance
Operating Temperature Range
Storage Temperature Range
Turnover Temperature
Model
f 0
△ f/f 0
C L
T OPR
T STR
T M
CMR200T
32.768kHz
±20ppm
12.5pF
? 40℃～ ＋ 85℃
? 55℃～ ＋ 125℃
25℃±5℃
Conditions
at 25?C
Need to specify your requirement
See figure 2 in P4
Temperature Coefficient
β
? 0.034±0.006ppm/℃ 2
Motional (series) resistance
Level of drive
Aging (first year)
Quality Factor
Shunt capacitance
R 1
D L
△ f/f 0
Q
C 0
50KΩMax.
1μW Max.
±3ppm Max.
70000 Typ.
1.35pF Typ.
at 25?C
25℃±3℃
http://cfm.citizen.co.jp/english/product/pr02.html
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