Crystal Unit
32.768KHZ
YST310S
www.yxc.hk
1
Applications
RTC
Features
Dimensions: 3.20 x 1.50 x 0.75mm
Standard Frequency:
32.768KHz
High precision and high frequency stability.
Excellent heat resistance and environmental characteristics.
Specifications
(规
Item
Symbol
Specifications
Nominal Frequency
f_nom
32.768KHz
Load Capacitance
CL
7pF, 9pF, 12.5pF, or specify
Frequency Tolerance
(at 25 )
f_tol
±10ppm, ±20ppm, or specify
Parabolic Coefficient
B
( - 0.03 ± 0.01 ) * 10
-6
/
2
Operating Temperature
T_use
-20~+70, -40~+85, or specify
Storage Temperature
T_stg
-55~+125
Shunt Capacitance
C0
1.2pF Max
Motional Capacitance
C1
4.4fF
Level of Drive
DL
1.0μW Max
Aging
(at 25 )
f_age
±3ppm/year Max.
Equivalent Series Resistance
(ESR)
YST310S
70K Ω Max.
Dimensions and Recommended land pattern