| SPK TYPE | SPK206 | SPK309 | SPK310 |
|---|---|---|---|
| Frequency Range : Fundamental Mode 3rd overtone Mode |
20.0 ~ 27 MHZ | 4.0 ~ 30MHZ | 3.5 ~ 6 MHZ |
| 31.0~70.0 MHZ | |||
| Crystal Cut | AT –CUT or 3rd AT-CUT | ||
| Load Capacitance | Series or 10 to 32 PF | ||
| Calibration Tolerance (at 25℃ ) | +/-20ppm , +/-30ppm or +/-50ppm | ||
| Frequency Stability | +/-20ppm , +/-30ppm or +/-50ppm | ||
| Operating temperature range | -10 ℃ to +60℃ | ||
| Shunt Capacitance ( Co ) | 7 pF maximum | ||
| Equivalent series resistance ( E.S.R.) | See table 1 | ||
| Aging (per year at +25℃ ) | +/-5 ppm | ||
| Drive Level | 0.3mW maximum | ||
| Shock Resistance | Drops onto a hard wood board from the height of 75 cm |
||
| Insulation Resistance | 500MΩ min. | ||
| Frequency Mhz | SPK-309/ 310 | SPK-206 |
|---|---|---|
| 3.5MHZ ~ 6MHZ | 150Ω | |
| 6.0MHZ~ 10MHZ | 100Ω | |
| 10MHZ ~ 19.99MHZ | 50Ω | |
| 20MHZ ~ 33.99MHZ | 40Ω | 80Ω |
| 34MHZ ~ 70MHZ | 100Ω |
