|
 |
KHz Dip Crystal
(AT-38,AT-26,AT-14) |
 |
|
| Features |
|
|
Excellent aging characteristics. |
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|
RoHS compliant and lead free. |
| Type |
AT38 |
AT26 |
AT14 |
| Freq. range |
30 ~ 200KHz |
30 ~ 200KHz |
32.768KHz |
| Frequency tolerance （at 25°C） |
-/+20ppm |
| Operating temperature |
-20 ~ +85°C |
| Equivalent series resistance |
See table No.1 |
Temperature characteristics
-Turnover temperature
-Parabolic curvature constant |
25°C-+5°C
-0.045x10 -6 /°C 2 Max.
|
| Drive level |
1.0uW Max. |
| Shunt capacitance |
5.0pF Max. |
2.0pF Max. |
2.0pF Max. |
| Load capacitance |
12.5pF (standard) |
| Aging |
-/+5ppm/year |
|
Equivalent series resistance(ESR) Table No.1
|
| Type |
Frequency |
ESR |
| AT-38 |
32.768KHz |
35K ohms Max. |
| AT-26 |
32.768KHz |
50K ohms Max. |
| AT-14 |
32.768KHz |
60K ohms Max. |
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