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| Standard Calibration Tolerance1: ±100ppm or tighter as required | 
| Load Capacitance: 10pF (or as specified) | 
| Drive Level: 200µW maximum | 
| Frequency Stability1,2  -10° to +70°C: ±50ppm to ±10ppm  -40° to +85°C: ±100ppm to ±20ppm  -55° to +125°C: ±100ppm to ±30ppm | 
| Ageing First Year: ±5ppm maximum (Better than ±1ppm available) | 
| Shock, Survival: 5000g, 0.3ms, ½ sine | 
| Vibration, Survival3: 20g rms, 10~2000Hz swept sine | 
| Operating Temperature Range: -10°C to +70°C (Commercial)  -40°C to +85°C (Industrial)  -55°C to +125°C (Military) | 
| Storage Temperature Range: -55° to +125°C | 
| Maximum Process Temperature: +260°C for 20 seconds | 
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