Shunt capacitance
Shunt capacitance Shunt capacitance
Shunt capacitance C
0
1.35pF Typ.
T
OPR
-40℃ ～ +85℃
Level of drive
Level of drive Level of drive
Level of drive D
L
1μW Max.
Aging (first year)
Aging (first year) Aging (first year)
Aging (first year) Δf/f
0
±3ppm Max. 25℃±3℃
Temperature Coefficient
Temperature Coefficient Temperature Coefficient
Temperature Coefficient β -0.034±0.006ppm/℃
2
Motional (series) resistance
Motional (series) resistance Motional (series) resistance
Motional (series) resistance R
1
70KΩ Max. at 25℃
Frequency Tolerance
Frequency Tolerance Frequency Tolerance
Frequency Tolerance Δf/f
0
±10ppm / ±20ppm at 25℃
■ DIMENSION
[mm]
■ SOLDER PAD LAYOUT
[mm]
Do not design any patterns under CM519.
■ STANDARD SPECIFICATIONS
Model
CM519 Conditions
Item
TUNING FORK CRYSTAL UNIT
(SMD ・ Ceramic Package)
CM519
RoHS compliant / Pb free
Storage Temperature Range
Storage Temperature Range Storage Temperature Range
Storage Temperature Range T
STR
-55℃ ～ +125℃
Turnover Temperature
Turnover Temperature Turnover Temperature
Turnover Temperature T
M
25℃±5℃
Load capacitance
Load capacitance Load capacitance
Load capacitance C
L
6.0pF / 7.0pF / 9.0pF / 12.5pF Please specify your requirement
Operating Temperature Range
Operating Temperature Range Operating Temperature Range
Operating Temperature Range
3,000pcs/reel
■ FEATURES
● Frequency range : 32.768kHz
● External dimensions (mm)
L : 4.9 x W : 1.8 x H : 1.0
● Applications
Consumer products
Nominal Frequency
Nominal Frequency Nominal Frequency
Nominal Frequency f
0
32.768kHz
http://cfd.citizen.co.jp/english/prod-tech/product/cvo_top.html
Rev.2
Conforming to JIS C 0806 R12R and EIAJ RC-1009B R15
5° 13.0 180 60
m (φ) n (φ)h j k l
5° 2.10.3
b c d (φ)
Table.1
Month Jan Feb … Sep
Code 1 2 … 9
C : Manufacture's ID Code
y : The last digit of production year
m : Production month (See Table.1)
# : Production Lot No.
Oct Nov Dec
3,000 12.0 5.5 4.0 1.0 5.3
e
Conforming to JIS C 0806 TB1208NEIAJ and RC-1009B TE1208N
X Y Z
■ Packing
1.1
f gQ'ty/reel a
6.0pF
C
CC
C 9.0pF
(STD)
F
FF
F 12.5pF
(STD)
Y
YY
Y 7.0pF
■ Part Marking
[standard]
■ Reflow profile
E
EE
E ±10ppm
*Please contact us for specifications available.
■
PART NUMBERING SYSTEM
CM519 32768 D Z F T - □□□
CM519 32768 D Z F T - □□□ CM519 32768 D Z F T - □□□
CM519 32768 D Z F T - □□□
Z
ZZ
Z Standard Spec.
CITIZEN
CITIZENCITIZEN
CITIZEN
management code
management codemanagement code
management code
Please
specify
the frequency
in
Hz.
Ref. Code for
internal use.
Load capacitance (CL)
Load capacitance (CL)Load capacitance (CL)
Load capacitance (CL)
Frequency
FrequencyFrequency
Frequency Frequency Tolerance
Frequency ToleranceFrequency Tolerance
Frequency Tolerance
（at 25℃)
（at 25℃)（at 25℃)
（at 25℃)
Frequency Tolerance over
Frequency Tolerance overFrequency Tolerance over
Frequency Tolerance over
Operating Temp. Range
Operating Temp. RangeOperating Temp. Range
Operating Temp. Range
Package specification
Package specificationPackage specification
Package specification
D
DD
D ±20ppm
(STD)
T
TT
T Only Tape & Reel
B
BB
B
Product specifications are subject to change without notice.
Cym###
Cym###Cym###
Cym###
http://cfd.citizen.co.jp/english/prod-tech/product/cvo_top.html
