Datasheet

Actual size
Crystal unit
S
p
ecifications
(
characteristics
)
Item Symbol Specifications Conditions / Remarks
Nominal frequency range f_nom 32.768 kHz
Storage temperature T_stg -55 C to +125 C Storage as single product.
Operating temperature T_use -40 C to +85 C
Level of drive DL 0.1 W Typ. (0.5 W Max.)
Frequency tolerance
(standard)
f_tol 20  10
-6
+25 C, DL=0.1 W
Turnover temperature Ti +25 C 5 C
Parabolic coefficient B -0.04  10
-6
/ C
2
Max.
Load capacitance CL 9 pF, 12.5 pF Please specify
Motional resistance (ESR) R1 90 k Max.
Motional capacitance C1 6.0 fF Typ.
Shunt capacitance C0 1.2 pF Typ.
Frequency aging f_age 3  10
-6
/ year Max. +25 C, First year
Product name FC1610AN 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)
External dimensions
(
Unit:mm
)
Foot
p
rint
(
Recommended
)
(
Unit:mm
)
.
kHz RANGE CRYSTAL UNIT
FC1610AN
Frequency range : 32.768 kHz
External dimensions : 1.65 × 1.05 × 0.5 mm
Overtone order : Fundamental
Applications : Small communications devices
Product Number (please contact us)
X1A000121xxxx00
0.5 Max.
1.65 ±0.1
1.05 ±0.1
A431L
0.72
#1
0.4
#2
0.86
#1
#2
Internal connection
(TOP VIEW)
1.0
0.6
Do not design any circuit patterns
in the shaded area.
0.5