T1254
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Product Description Greenray Industries' T1254 TCXO offers excellent performance in high shock and vibration environments in a rugged, radiation tolerant package. 30 krad (Si) total ionizing dose Rugged, radiation tolerant 20.3 x 12.7 mm package Frequency: 10 to 100 MHz Stability: ±1.0 ppm (-20°C to +70°C) Ultra-low acceleration sensitivity < 0.07 ppb/g 3.3 VDC and 5 VDC supply CMOS output High orbit transponders Low orbit satellites (nano/micro satellites) RF telemetry systems Multiband term

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Electrical Characteristics Parameter Nominal Frequency Frequency Stability Aging Acceleration Sensitivity Frequency vs Voltage Electronic Frequency Control Short Term Parameter Static @ 10 MHz Nominal Frequency Parameter Supply Voltage Phase Noise Performance Frequency Offset (Hz) Min Typical 10 -90 100 -120 1k -145 10 k -150 100 k -155 DC Supply Conditions Min Typical ± 5% 3.0 3.3 ± 5% 4.75 5.0 Supply Current Parameter CMOS Load Level Electrical Characteristics Min Typical 10 ±1 ±5 ±7 +2.8 (“1” level) SUP.=5.0V +4.5 (“1” level) Symmetry 40 (1) Acceleration Sensitivity is worst axis tested...

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Environmental and Mechanical Specifications Screening Vibration Shock Screenings Method, Condition 2007, Cond A 2002, Cond B Description 50 g, 20 to 2,000 Hz, swept sine 1,500 g, 0.5 ms half-sine Recommendations and General Information Conditions Notes -55°C to +125°C -65°C to +125°C Unit shall continue to operate during exposure to 30 krad (Si) Lead Free or SnPb Stainless Steel and Nickel-plated Kovar 3 grams Hand solder only Tray pack Line 1: Greenray logo Line 2: Model Line 3: Frequency Line 4: Serial Number + Date Code (YYWW) Parameter Operating Temperature Storage Temperature Radiation...

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Package dimensions and Pad Connections

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