Low power consuming tuning fork crystal resonators are suitable not only for wristwatches but also for a wide range of other applications from industrial equipment to the clock functions in consumer and household electronics.


  • A cylindrical type tuning fork crystal resonator

Standard Specification

Type DT-261
Frequency Range 28~90kHz
Load Capacitance 12.5pF (1)
Drive Level 1.0μW (2.0μW max.)
Frequency Tolerance ±20×10-6 (at 25℃)
Series Resistance 40kΩ max. (2)
Turnover Temperature +25℃±5℃
Parabolic Coefficient -0.04×10-6/℃2 max.
Operating Temperature Range -10 to +60℃
Storage Temperature Range -20 to +70℃
Shunt Capacitance (2)

(1) Other capacitance value is available upon your request.
(2) Upon customer request.
(3) Moisture prevention packing is unnecessary.
Moisture Sensitivity Level: LEVEL 1(IPC/JEDEC J-STD-033)

Consult our sales representative for other specifications


Type A' A B C D E
DT-261 φ2.0 φ2.0+0,-0.2 6.0+0.1,-0.2 7.5±1.0 0.7±0.2 φ0.28±0.05


Dimentions, etc. (Click for full size)