CH-206, CH-308
   CH-206, CH-308,
   CS-206, CS-306
   CS-307, CS-408
 specs for 206,308,306
specs for 307, 408
    ▶ Photolithography finished allows uniform
         stable performance
    ▶ Excellent shock resistance and
         environmental capability
    ▶ Low power consumption
    ▶ Suitable for time-keeping of clock
         and micro computer
 
 
ELECTRICAL SPECIFICATIONS
 
 

MODEL

CH-206, CH-308, CS-206, CS-306

Frequency Range

32.768kHz, 75.000kHz

Operating Temperature Range

-10 to +60

Storage Temperature Range

-20 to +70

Frequency Tolerance (at 25)

20(STD), 50ppm

Temperature Coefficient(a)

-0.04ppm/ max.

Load Capacitance (CL)

6pF, 12.5pF(STD)

Drive Level

1.0 max.

Series Resistance(R1)

50k max(32.768kHz), 30k(75kHz)

Motional Capacitance(C1)

1.8 ~ 4.2fF

Shunt Capacitance (Co)

0.9 ~ 2.0pF

Insulation Resistance

500 M min.

Aging (at 25)

3.0ppm/year max.