AT-CUT CRYSTAL UNIT
(SMD • Ceramic Package)
CS325
FEATURES
7
High-density SMD type.
3000pcs/reel
7
Reliable ceramic package and excellent
environmental characteristics.
7
Suitable for various applications such as
communication devices, AV devices and other
equipment.
Life-size
DIMENSION [mm]
3.2±0.1
#
4
#
3
#
3
4−1.0
#
4
SOLDER PAD LAYOUT [mm]
2.5±0.1
4−0.9
#1
#2
#2
#1
0.55±0.05
Internal connection
(Top View)
#4
#1
#3
#2
1.15
0.45
1.15
1.4
0.8
1.4
STANDARD SPECIFICATIONS
Item
Nominal Frequency
Frequency Tolerance
Frequency Tolerance over
Operating Temperature Range
Operating Temperature Range
Storage Temperature Range
Motional (series) resistance
Load capacitance
Shunt capacitance
Level of drive
Insulation Resistance
Aging (first year)
Model
CS325
13.0MHz∼54.0MHz(Fundamental)
±30ppm
±30ppm
−
40
∼
+
85
−
55
∼
+
125
Conditions
Need to contact us for the available frequency
f
0
f/f
0
f/f
0
T
OPR
T
STR
R
1
C
L
C
0
D
L
I
R
f/f
0
at 25˚C
−
10
∼
+
60
Refer to the following table
16.0pF, 18.0pF
5.0pF Max.
10 W(100 W Max.)
500M Min.
±5ppm Max.
1
at 25˚C
Need to specify your requirement
DC100V±15V
25 ±3
MOTIONAL (SERIES) RESISTANCE (R
Frequency Range
ESR
)
20.0MHz f
0
<30.0MHz
80 Max.
30.0MHz f
0
<54.0MHz
50 Max.
13.0MHz f
0
<16.0MHz
150 Max.
16.0MHz f
0
<20.0MHz
120 Max.
http://www.citizen.co.jp/english/crystal/index.html
14
MHz CRYSTAL Part Numbering System
Example Part Number:
CM309S
Product Family
For example:
CSA310
CSA309
CMR309T
CMR310T
HC49US
HCM49
CM309S
CS20
CS10
CS325
CS325H
25.000M
Frequency
Numerical Value,
maximum characters as
follows:
XX.XXXXXX
followed by “M” for MHz
A B J -UT
Packaging method
-UT RoHS Compliant
Tape & Reel
-UB RoHS Compliant
Bulk
Load Capacitance
A
E
F
G
H
I
J
K
Series
L
12.0pF
M
12.5pF
N
13.0pF
O
15.0pF
P
16.0pF
Q
18.0pF (Std)
R
20.0pF
S
22.0pF
25.0pF
30.0pF
32.0pF
33.0pF
10.0pF
50.0pF
11.0pF
T
U
V
14.0pF
17.0pF
8.0pF
...others to be assigned
Frequency Stability [over Listed Temp.]
A
B
C
D
E
F
G
H
I
J
±30ppm
±50ppm
±100ppm
±20ppm
±10ppm
±30ppm
±50ppm
±100ppm
±20ppm
±10ppm
(-10 to +60ºC)
(-10 to +60ºC)
(-10 to +60ºC)
(-10 to +60ºC)
(-10 to +60ºC)
(-40 to +85ºC)
(-40 to +85ºC)
(-40 to +85ºC)
(-40 to +85ºC)
(-40 to +85ºC)
•
(Standard)
•
•
(CS325H)
•
•
•
•
•
K
L
M
N
O
P
Q
R
S
T
±150ppm
±200ppm
±60ppm
±80ppm
±30ppm
±40ppm
±50ppm
±60ppm
±70ppm
±80ppm
(-40 to +85ºC)
(-40 to +85ºC)
(-40 to +85ºC)
(-40 to +85ºC)
(-20 to +70ºC)
(-20 to +70ºC)
(-20 to +70ºC)
(-20 to +70ºC)
(-20 to +70ºC)
(-20 to +70ºC)
•
•
•
•
•
•
•
•
•
•
Frequency Tolerance [at 25C]
A
B
C
D
E
F
G
H
±30ppm
±50ppm
±100ppm
±20ppm
±10ppm
±15ppm
±25ppm
±5ppm
(Standard)
•
•
•
(CS325H)
•
•
•
•Consult Citizen