Crystal unit
OUT-20-5391
Specifications (characteristics)
Item
Symbol
Specifications
Conditions / Remarks
Nominal frequency range
f_nom
32.768 kHz
Storage temperature range
T_stg
-55 C to +125 C
Storage as single product.
Operating temperature range
T_use
-40 C to +85 C
-40 C to +105 C
Level of drive
DL
0.5 W Max.
Frequency tolerance
(standard)
f_tol
20 x 10
-6
+25 C, DL = 0.1 W
Turnover temperature
Ti
+25 C 5 C
Parabolic coefficient
B
-0.04 x 10
-6
/ C
2
Max.
Load capacitance
CL
9 pF, 12.5 pF
Contact us for other CL values
Motional resistance (ESR)
R1
35 kΩ Typ..
+25 C,
50 kΩ Max.
-40 C to +85 C
60 kΩ Max.
-40 C to +105 C
Motional capacitance
C1
8.4 fF Typ.
Shunt capacitance
C0
1.6 pF Typ.
Frequency aging
f_age
3 x 10
-6
/ year Max.
+25 C, First year
Product name FC2012AN 32.768000kHz 12.5 +20.0-20.0
(Standard form) ① ② ③ ④
①Model ②Frequency ③Load capacitance (pF) ④Frequency tolerance (× 10
-6
,
+25 C)
Footprint (Recommended)
(Unit:mm)
0.85
2.05±0.1
0.5
#1
#2
1. 2±0.1
0.6 Max.
1.0
0.1
kHz RANGE CRYSTAL UNIT
FC2012AN
Low ESR 50 kΩ Max.
•Frequency range : 32.768 kHz
•External dimensions : 2.05 x 1.2 x 0.6 mm
•Overtone order : Fundamental
•Applications : IoT Devices, Modules, etc.
Product Number
FC2012AN: X1A000171xxxx18
#1
#2
Internal
Connection
Do not design any circuit
patterns in the shaded area.
1.4
1.4
0.8