Nominal  frequency range

f_nom

32.768 kHz

32 kHz to 77.5 kHz

Please contact us for inquiries regarding available frequencies.

Storage temperature

T_stg

-55 °C to +125 °C

Store as bare product.

Operating temperature

T_use

-40 °C to +85 °C 

Please contact us about +85 °C < T_use

Level of drive

DL

0.5 µW (1.0 µW Max.)

Please contact us if you require 1.0 µW Max.

Frequency tolerance (standard)

f_tol

±20 × 10-6

+25°C, DL = 0.1µW Please ask for tighter tolerance

Turnover temperature

Ti

+25 °C ± 5 °C

Parabolic coefficient

B

-0.04 × 10-6 / °C2 Max.

Load capacitance

CL

7 pF, 9 pF, 12.5 pF

Please specify

Motional resistance (ESR)

R1

70 kΩ Max.

70 kΩ to 45 kΩ

Motional capacitance

C1

3.4 fF Typ.

3.7 fF to 1.6 fF

Shunt capacitance

C0

1.0 pF Typ.

1.3 pF to 0.5 pF

Frequency aging

f_age

±3 ×10-6 / year Max.

+25 °C, First year