Crystal unit
Product Number
FC-135R
FC-135
kHz RANGE CRYSTAL UNIT
: X1A000141xxxx00
: Q13FC1350xxxx00
FC-135 TYPE : Q14FC1350xxxx00
FC-135R
FC-135 / FC-135 TYPE
•Frequency range
:
:
FC-135R / FC-135···32.768 kHz
FC-135 TYPE···32 kHz to 77.5 kHz
•External dimensions : 3.2 × 1.5 × 0.80 mm
•Overtone order
•Applications
:
:
Fundamental
Small communications devices
Specifications (characteristics)
Specifications
FC-135
Item
Symbol
Conditions / Remarks
FC-135R
FC-135 TYPE
32 kHz to
77.5 kHz
Please contact us about available
frequencies.
Nominal frequency range
Storage temperature range
f_nom
T_stg
32.768 kHz
32.768 kHz
-55 C to +125 C
Storage as single product.
Operating temperature range T_use
-40 C to +85 C (+105 C)
Please contact us about +85 C < T_use
Please contact us if you require
1.0W Max.
Level of drive
DL
0.5 W (1.0 W Max.)
20 10-6
Frequency tolerance
(standard)
+25 C, DL=0.1 W
f_tol
Please ask for tighter tolerance
Turnover temperature
Parabolic coefficient
Load capacitance
Ti
B
+25 C 5 C
-0.04 10-6 / C2 Max.
CL
7 pF, 9 pF, 12.5 pF
Please specify
70 k to
45 k
3.7 fF to
1.6 fF
1.3 pF to
0.5 pF
Motional resistance (ESR)
Motional capacitance
R1
C1
50 k Max.
3.4 fF Typ.
1.0 pF Typ.
70 k Max.
3.4 fF Typ.
Shunt capacitance
Frequency aging
C0
1.0 pF Typ.
f_age
3 10-6 / year Max.
+25 C, First year
Product name
FC-135R 32.768000kHz 12.5 +20.0-20.0
(Standard form)
①
①Model
②
③
④
②Frequency
③Load capacitance (pF) ④Frequency tolerance (× 10-6, +25 C)
External dimensions
(Unit:mm)
Footprint (Recommended)
(Unit:mm)
FC-135R / FC-135
FC-135R / FC-135
2.5
3.2±0.1
A501J
0.35
1.0
Internal
Connection
0.65
1.7
0.1
#2
Do not design any circuit patterns in the shaded area.
#1
#2
#1