TUNING FORK CRYSTAL UNITS
(SMD • Cylinder Type)
CMR200T
■
FEATURES
2000pcs/reel
7Lead
formed SMD type with embossed tape.
Automatic mounting and reflowable type.
7Most
appropriate for clock source for portable and
other various equipment with low power
consumption.
Life-size
■
DIMENSION [mm]
■
SOLDER PAD LAYOUT [mm]
2.5
6.0
0.1
6.0
−
0.2
＋
ø1.9±0.1
2.54±0.3
（1） 2.0±0.3
3.0±0.3
1.75
CMR200T
CMR200T
■
STANDARD SPECIFICATIONS
Item
Nominal Frequency
Frequency Tolerance
Load capacitance
Operating Temperature Range
Storage Temperature Range
Turnover Temperature
Temperature Coefficient
Motional (series) resistance
Level of drive
Aging (first year)
Quality Factor
Shunt capacitance
Model
CMR200T
32.768kHz
±20ppm
12.5pF
−
40℃∼
＋
85℃
−
55℃∼
＋
125℃
f
0
△
f/f
0
1.54
2.5
Conditions
at
25˚C
Need to specify your requirement
C
L
T
OPR
T
STR
T
M
β
R
1
D
L
△
f/f
0
25℃±5℃
See figure 2 in P4
−
0.034±0.006ppm/℃
2
50KΩMax.
1μW Max.
±3ppm Max.
70000 Typ.
1.35pF Typ.
at
25˚C
25℃±3℃
Q
C
0
http://cfm.citizen.co.jp/english/product/pr02.html
1.0
（1） 2.0±0.3
12
CITIZEN [ CITIZEN ELECTRONICS CO., LTD. ]
