Specification
Item: |
CMT308 |
CMT206 |
CMT105 |
Nominal frequency: |
32.768kHz / 75.000kHz |
32.768kHz / 75.000kHz |
32.768kHz |
Frequency Tolerance |
?0ppm |
?0ppm |
?0ppm |
Frequency vs.Temp
Characteristics: |
|
|
|
Turnover Temp: |
25℃?℃ |
25℃?℃ |
25℃?℃ |
Temp Coefficient: |
-0.034?.006ppm/℃2 |
-0.034?.006ppm/℃2 |
-0.034?.006ppm/℃2 |
Operating Temp Range: |
-10℃~+60℃ |
-10℃~+60℃ |
-10℃~+60℃ |
Storage Temp Range: |
-40℃~+85℃ |
-40℃~+85℃ |
-40℃~+85℃ |
Quality Factor: |
90,000TYP |
70,000TYP |
90,000TYP |
Equivalent series resistance: |
35k Ω MAX. |
35k Ω MAX. |
45k Ω MAX. |
Load Capacitance |
12.5pF TYP |
12.5pF TYP |
12.5pF TYP |
Motional CapaciTance |
0.0035pF TYP |
0.0030pF TYP |
0.0035pF TYP |
Shunt Capacitance |
1.60pF TYP |
1.35pF TYP |
1.35pF TYP |
Drive Level |
1μW MAX |
1μW MAX |
1μW MAX |
Insulation Resistance |
500M Ω MIN. |
500M Ω MIN. |
500M Ω MIN. |
Aging (First Year) |
?ppm MA |
?ppm MA |
?ppm MA | |