Crystal unit
Product Number (please contact us)
C-002RX
: Q11C02RX1xxxx00
C-004R
: Q11C004R1xxxx00
C-005R
: Q11C005R1xxxx00
C-2 TYPE : Q12C20001xxxx00
C-4 TYPE : Q12C40001xxxx00
kHz RANGE CRYSTAL UNIT
C - TYPE
C - 2 TYPE
/
C - 4 TYPE
Frequency
range
Thickness
Overtone
order
Applications
:
32.768 kHz（20 kHz�½�120 kHz）
:
φ1.2
mm
�½�φ2.0
mm Max.
:
Fundamental
:
Clock and Microcomputer
Actual size
C-002RX
C-002RX
C-2 TYPE
C-004R
C-4 TYPE
C-005R
Specifications for C-TYPE (characteristics)
Item
Nominal frequency range
Storage temperature
Operating temperature
Level of drive
Frequency tolerance (standard)
Symbol
f_nom
T_stg
T_use
DL
f_tol
Ti
B
CL
R
1
C
1
C
0
f_age
C-002RX
C-004R
32.768 kHz
-20 °C to +70 °C
-10 °C to +60 °C
1.0 µW Max.
±20 × 10
-6
+25 °C ± 5 °C
0.04
× 10
-6
/ °C
2
Max.
6 pF to
∞
50 kΩ Max.
（30
kΩ Typ.）
2.0 fF
0.85 pF
±3 × 10 / year Max.
-6
C-005R
Conditions / Remarks
Storage as single product.
+25 °C, DL=0.1 µW
Turnover temperature
Parabolic coefficient
Load capacitance
Motional resistance (ESR)
Motional capacitance
Shunt capacitance
Frequency aging
Please specify
50 kΩ Max.
（37
kΩ Typ.）
1.9 fF Typ.
0.75 pF Typ.
+25 °C, First year
50, 60 kΩ Max.
（30
kΩ Typ.）
2.0 fF
0.85 pF
Specifications for C-2 TYPE C-4 TYPE (characteristics)
Item
Nominal frequency range
Storage temperature
Operating temperature
Level of drive
Frequency tolerance (standard)
Symbol
f_nom
T_stg
T_use
DL
f_tol
Ti
B
CL
R
1
C
1
C
0
f_age
-6
C-2 TYPE
20 kHz to 120 kHz
C-4 TYPE
32 kHz to 120 kHz
-20 °C to +70 °C
-10 °C to +60 °C
1.0 µW Max.
±20 × 10 ,±50 × 10 ,±100 × 10
-6
-6
2
-6
Conditions / Remarks
Please contact us about available
frequencies.
Storage as single product.
±50 × 10 ,±100 × 10
-6
-6
+25 °C, DL=0.1 µW
Turnover temperature
Parabolic coefficient
Load capacitance
Motional resistance (ESR)
Motional capacitance
Shunt capacitance
Frequency aging
+25 °C ± 5 °C
0.04
× 10 / °C Max.
6 pF to
∞
As per table below
4.0 fF to 0.6 fF
2.0 pF to 0.6 pF
±5 × 10 / year Max.
-6
Please specify
+25 °C, First year
Motional resistance
Frequency
Motional resistance
C-2 TYPE
31.2 kHz≦f_nom＜40 kHz
35 kΩ Max.
40 kHz≦f_nom＜90 kHz
20 kΩ Max.
90 kHz≦f_nom≦120 kHz
12 kΩ Max.
20 kHz≦f_nom＜31.2 kHz
55 kΩ Max.
Motional resistance
Frequency
Motional resistance
.
C-4 TYPE
38 kHz≦f_nom＜60 kHz
30 kΩ Max.
60 kHz≦f_nom＜74 kHz
25 kΩ Max.
74 kHz≦f_nom≦100 kHz
22 kΩ Max.
100 kHz＜f_nom≦120 kHz
15 kΩ Max.
32 kHz≦f_nom＜38 kHz
55 kΩ Max.
Product name
(Standard form)
C-002RX 32.768000kHz 12.5 +20.0-20.0
①
②
③
④
①Model
②Frequency
③Load
capacitance(pF)
④Frequency
tolerance(
×
10
,
+25
C)
(Unit:mm)
-6
External dimentions
B
D
1
D
2
Model
C-002RX
C-2 TYPE
C-004R
C-4 TYPE
C-005R
L
1
6.0 Max.
5.0 Max.
4.6 Max.
L
2
4.0 Min.
4.0 Min.
4.0 Min.
D
1
2.0 Max.
1.5 Max.
1.2 Max.
D
2
0.2
0.18
0.15
B
0.7
0.5
0.3
L
1
L
2
SEIKO [ SEIKO EPSON CORPORATION ]
