@ HC-49/U Series : HC-49/U, HC-49/T, HC-49/U GULL WING
@ ATS & SX Series(ATS) : ATS-49/U,ATS-25/U,ATS-51/U, SX-1, SX-3, SX-5
@ Ceramic SMD Crystal : SX-6 , SX-7 , SX-8
@ Cylinder Type & SMD Type : CH-206, CH-308 CS-306, CS-406
@ UM Series : UM-1, UM-5 UM-4, TR-6

 

Cylinder Type & SMD Type
 CH-206, CH-308(Cylinder Type)

 

CH-206

CH-308

ELECTRICAL SPECIFICATIONS

MODEL

CH-206, CH-308 (Cylinder Type)

Nominal Frequency Range

32.768 KHz

Operating Temperature Range

-10 to +60¡É (STD)

Storage Temperature Range

-20 to +70¡É

Frequency Tolerance (at 25¡É)

¡¾20(STD), ¡¾50ppm

Peak Temperature (frequency)

25 ¡¾5¡É

Temperature Coefficient (frequency)

-0.04ppm/Max

Load Capacitance (CL)

6pF to ¡Ä

Drive Level

1.0§Ð  Max

Series Resistance

50k§Ù Max

Motional Capacitance

1.80 to 2.10pF

Shunt Capacitance (Co)

0.80 to 0.90pF

Insulation Resistance

500M§Ù Min

Aging (at 25¡É)

¡¾3.0ppm/year Max
  • Photolithography finished allows uniform stable performance
  • Excellent shock resistance and environmental capability
  • Low power consumption
  • Suitable for time-keeping of clock and microcomputer                                                                               

 CH-206,CH-308 [Drawing]

 

MECHANICAL DIMENSIONS