TUNING FORK CRYSTAL UNIT
(SMD ・ Cylinder Type)
CMR200T
RoHS compliant / Pb free
2,000pcs/reel
■ FEATURES
● Reflowable cylinder type
● Frequency range : 32.768kHz
● External dimensions (mm)
Φ : 2.0 x L : 6.1
● Applications
Smart Meters / Consumer products
■ DIMENSION
■ SOLDER PAD LAYOUT
[mm]
[mm]
■ STANDARD SPECIFICATIONS
Model
CMR200T
f0
32.768kHz
Δf/f0
±10ppm / ±20ppm
at 25℃
CL
6.0pF / 7.0pF / 12.5pF
Please specify your requirement
Operating Temperature Range
TOPR
-40℃ ~ +85℃
Storage Temperature Range
TSTR
-55℃ ~ +125℃
Turnover Temperature
TM
25℃±5℃
Temperature Coefficient
β
-0.034±0.006ppm/℃2
Motional (series) resistance
R1
50KΩ Max.
Level of drive
DL
1μW Max.
Δf/f0
±3ppm Max.
C0
1.35pF Typ.
Item
Nominal Frequency
Frequency Tolerance
Load capacitance
Aging (first year)
Shunt capacitance
http://cfd.citizen.co.jp/english/prod-tech/product/cvo_top.html
Conditions
at 25℃
25℃±3℃
■ PART NUMBERING SYSTEM
CMR200T 32768 D Z F T - □□□
Frequency Tolerance
(at 25℃)
Frequency
Frequency Tolerance over
Operating Temp. Range
T
Please specify
the frequency
in Hz.
D
E
±20ppm (STD)
±10ppm
Z
CITIZEN
management code
Package specification
Only Tape & Reel
Standard Spec.
Ref. Code for
internal use.
Load capacitance (CL)
B
F
Y
6.0pF
12.5pF (STD)
7.0pF
*Please contact us for specifications available.
■ Part Marking
■ Reflow profile
[standard]
32Cym
32C : Manufacture's ID Code
y : The last digit of production year
m : Production month (See Table.1)
Table.1
Month
Code
Jan Feb
1
2
…
…
Sep Oct Nov Dec
9
X
Y
Z
■ Packing
Conforming to JIS C 0806 TB1208NEIAJ and RC-1009B TE1208N
Q'ty/reel
2,000
a
16.0
b
7.5
c
8.0
d (φ)
-
e
9.4
Product specifications are subject to change without notice.
http://cfd.citizen.co.jp/english/prod-tech/product/cvo_top.html
Conforming to JIS C 0806 R12R and EIAJ RC-1009B R15
f
0.3
g
2.15
h
-
j
5.0
k
-
l
17.5
m (φ) n (φ)
330
100
Rev.2
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