| Package Size: | Φ3.0 × 8.0 |
|---|---|
| Frequency: | 32.768 |
| Frequency Tolerance[10^-6@+25℃]: | ±10ppm, ±20ppm |
| Temperature Range: | -10℃ ~ +60℃, -20℃ ~ +70℃ |
| Load Cap. CL: | 12.5pF, |
| ESR [typ / max k?]: | 30KΩ |
| RoHS And Pb Free: | |
| Files Download: | Datasheet |
| Shopping: | |
Item | Symb. | Electrical spec. | Notes |
Nominal Frequency | Freq. | 32.768KHz | |
Operating Temperature | T_use | -10℃~+60℃/-20℃~+70℃ | |
Storage Temperature Range | T_stg | -40℃～+85℃ | |
Oscillation Mode | - | Fundamental | |
Frequency Tolerance | f_tol | ±10ppm / ±20ppm | at 25℃±3℃ |
Turnover Temperature | Ti | 25℃±5℃ | |
Parabolic curvature constant | B | -0.042ppm/(△℃)2 max. | Over Operating Temp. Range (Reference 25℃) |
Drive Level | DL | 1 μW Max. | |
Load Capacitance | CL | 6pF , 7pF , 9pF, 12.5pF | |
Effective Resistance | RR | 30kΩ max. | |
Aging | f_age | ±3 ppm Max. | 1st. Year at 25℃ |
|
Description of Requirement | |||||
Select the required package specification and product series：φ3.0×8.0mm；TF308 Series Select the desired frequency：32.768KHz Determining the Load Capacitance Value of the Crystal（CL）：12.5pF Select the desired frequency stability：±20ppm Select the desired operating temperature range：-20℃~+70℃ The product you need is：TF308 Series 32.768KHz 12.5pF ±20ppm -40~+85℃ | |||||
| Standard specification and model | |||||
| Nominal Frequency | Load Capacitance（CL） | Frequency Tolerance | Operating Temperature | Effective Resistance（ESR） | Product Number |
| 32.768KHz | 6pF | ±20ppm | -20℃~+70℃ | 30kΩ max. | **DC32.768KD20E |
| 32.768KHz | 7pF | ±20ppm | -20℃~+70℃ | 30kΩ max. | **DC32.768KC20E |
| 32.768KHz | 9pF | ±20ppm | -20℃~+70℃ | 30kΩ max. | **DC32.768KG20E |
| 32.768KHz | 12.5pF | ±20ppm | -20℃~+70℃ | 30kΩ max. | **DC32.768KA20E |
