T1237
T1237
Greenray Industries' T1237 TCXO is a highly stable frequency reference designed for environments with high shock and vibration. It offers low phase noise and is suitable for wireless and mobile applications.
Features
- Frequency range: 76.8 MHz to 120 MHz
- Rugged 17.3 mm square package
- Operates on +5 VDC supply
- Dual output: Sine and CMOS
- Temperature stability: ±0.5 ppm from -40 to +85°C
- Low power consumption
- Vibration sensitivity: 0.7 ppb/g or better
Applications
- Telecommunications
- Mobile radio and instrumentation
- Airborne and wireless communications
- Microwave receivers
Electrical Characteristics
Frequency Characteristics
- Nominal Frequency: 76.8 to 120 MHz
- Frequency Stability: ±0.5 ppm to ±3 ppm depending on temperature range
- Total Stability over 10 years: ±5 ppm
- Aging: ±1 ppm in the first year
- Acceleration Sensitivity: 1.5 ppb/g
- Frequency vs Voltage: ±0.3 ppm for a 5% change
- Frequency vs Load: ±0.1 ppm for a 5% change
Phase Noise Performance
- Static @ 100 MHz: -70 dBc/Hz at 10 Hz offset to -165 dBc/Hz floor
DC Supply
- Supply Voltage: 4.75 to 5.25 VDC
- Supply Current: 30 mA
RF Output
- Sinewave: Harmonic & Subs -20 dBc, Load 50 Ω, Level +2 to +7 dBm
- CMOS: Load 15 pF, Level SUP. = 3.3V, Symmetry 40-60%
Environmental and Mechanical Specifications
- Vibration: MIL-STD-202F, 20.71 g RMS
- Shock: MIL-STD-202F, 1,500 g peak
Recommendation and General Information
- Operating Temperature: -55°C to +95°C
- Storage Temperature: -55°C to +105°C
- Terminal Finish: Gold plated, SnPb 63/37, SnAg available
- Package Weight: < 3 grams
- Soldering: Hand or reflow
- Shipping: Tray pack
Ordering Example
Model: T1237 - T16 - 100.0 MHz - E
Stability: T57, T16, V36
Frequency: 76.8 to 120 MHz
Termination Finish: E (Gold plated), PB (SnPb), LF (SnAg)
Catalog excerpts
Product Description Greenray Industries' T1237 TCXO is a low phase noise super stable frequency reference for high shock and high vibration environments. Available from 76.8 MHz to 120 MHz Rugged 17.3 mm sq. package +5 VDC Supply Dual output available: Sine and CMOS Temperature Stability to ±0.5 ppm (-40 to +85°C) Low phase noise Low power consumption Vibration sensitivity of 0.7 ppb/g or better Ideal for Wireless and Mobile applications Telecommunications Mobile radio Mobile instrumentation Airborne communications Wireless communicatio
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Electrical Characteristics Parameter Nominal Frequency Frequency Stability (other stability available, please contact factory) Total Stability Aging Acceleration Sensitivity Frequency vs Voltage Frequency vs Load Electronic Frequency Control Parameter Static @ 100 MHz nominal Frequency From nominal over 10 years (including temp stability, load, aging, supply V) 1st year (note 1) For a 5% change For a 5% change EFC = 0 to SUP. Positive slope, Frequency Offset (Hz) 10 100 1k Parameter Supply Voltage Supply Current Parameter Sinewave Harmonic & Subs Load Level CMOS Load Level Frequency Characteristics...
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Environmental and Mechanical Specifications Screening Vibration Shock Screenings Method, Condition 214, I.F 213, F Description 0.3 PSD, 20.71 g RMS, 3min/axis 1,500 g peak, half sine, 0.5 ms Recommendation and General Information Parameter Operating Temperature Storage Temperature Terminal Finish Package Weight Soldering Instruction Shipping Marking Conditions Notes -55°C to +95°C -55°C to +105°C Gold plated is standard. SnPb 63/37 (non-RoHS) and SnAg (RoHS) are available < 3 grams Hand or reflow soldering Tray pack Line 1: Greenray logo + Model Line 2: Frequency Line 3: Serial Number Line 4:...
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Package dimensions and Pad Connections
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