| 封装规格[mm]: | Φ3.0 × 8.0 |
|---|---|
| 频率[KHz]: | 32.768 |
| 常温频差[10^-6@+25℃]: | ±10ppm, ±20ppm |
| 工作温度范围: | -10℃ ~ +60℃, -20℃ ~ +70℃ |
| 负载电容 [CL]: | 7pF, |
| ESR [typ / max kΩ]: | 30KΩ |
| RoHS And 无铅: | |
| 资料下载: | Datasheet |
| 商城购买: | |
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℃ |
|
⑴. 需求描述 | |||||
选择需要的封装规格及产品系列：φ2.0×6.0mm；TF206 Series 选择需要的频率：32.768KHz 确定晶体的负载电容值（CL）：12.5pF 选择需要的精度：±20ppm 选择需要的工作温度范围：-20℃~+70℃ 您需要的产品是：TF206 Series 32.768KHz 12.5pF ±20ppm -40~+85℃ | |||||
| ⑵. 标准规格及型号 | |||||
| Nominal Frequency | Load Capacitance（CL） | Frequency Tolerance | Operating Temperature | Effective Resistance（ESR） | Product Number |
| 32.768KHz | 6pF | ±20ppm | -20℃~+70℃ | 30kΩ max. | **DB32.768KD20E |
| 32.768KHz | 7pF | ±20ppm | -20℃~+70℃ | 30kΩ max. | **DB32.768KC20E |
| 32.768KHz | 9pF | ±20ppm | -20℃~+70℃ | 30kΩ max. | **DB32.768KG20E |
| 32.768KHz | 12.5pF | ±20ppm | -20℃~+70℃ | 30kΩ max. | **DB32.768KA20E |
