关于2.048MHz直插有源晶振PXO14 电压5V 输出负载50pF规格参数，晶诺威科技介绍如下：
CRYSTAL OSCILLATOR SPECIFICATION晶体振荡器主要规格
1.Description产品描述： Crystal Oscillator
2.Nominal Frequency标称频率： 2.048MHz
3. Dimension尺寸：20.4×12.8×5.3mm
测试环境：
Unless otherwise specified, the standard range of atmospheric conditions for making measurement and tests are as follow:
Ambient temperature: 25±3℃
Relative humidity: 40%~70%
Electrical Characteristics电气参数详情
| Items | Electrical Spec. | Unit | Notes | ||
| Min. | Type. | Max. | |||
| 1. Nominal Frequency (FL) | 2.048 | MHz | |||
| 2. Output Waveform | HCMOS Square wave（方波） or TTL 兼容 | ||||
| 3. Frequency tolerance | -10 | +10 | ppm | @ 25℃±3℃ | |
| 4. Supply voltage | 4.5 | 5.0 | 5.5 | V | Vdd |
| 5. Frequency stability | -20 | +20 | ppm | @-40℃~+85℃ | |
| 6. Operable temperature range | -40 | +85 | ℃ | ||
| 7. Output load | 50 | pF | |||
| 8. Output Voltage High | 90% Vdd |
V | VoH | ||
| 9. Output Voltage Low | 10% Vdd |
V | VoL | ||
| 10. Symmetry | 45 | 50 | 55 | % | |
| 11. Current consumption | 10 | mA | |||
| 12. Rise & Fall time | 5 | ns | |||
| 13. Start-up time | 5 | ms | |||
| 14. Enable Voltage High | 70% Vdd |
V | Vhi | ||
| 15. Disable Voltage Low | 30% Vdd |
V | Vlo | ||
| 16. Storage temperature range | -40 | +85 | ℃ | ||
| 17. Aging | -3 | +3 | ppm/Year | 1st Year at 25℃ | |
Notes:
1.Frequency stability：Inclusive of calibration tolerance at 25℃, operating temperature range, input voltage change, load change, aging, shock and vibration.
2. Oscillator output is enabled with no connection on pin 1.
3. Replacement for HC64R8R-2.048MHz .（可替换HC64R8R-2.048MHz）
Dimensions and pin functions尺寸及引脚说明
