TX-191
Temperature Compensated Crystal Oscillator
TX-191
Description
Vectron International has introduced a series of surface mount, Temperature Compensated Crystal Oscillators (TCXO) available in The TX-191 surface mount TCXO’s can be mounted using the standard convection re ow process. The units can meet the ±0.37
holdover requirement of GR-1244-CORE table 3-1 from 0 °C to +70 °C temperature range and operate from 3.3V or 5.0V supply.
Features
• • • • • Stratum 3 Compliant Tight Stability Low Aging Frequency Range: 10 MHZ to 622 MHZ Previous Model: MC1200, TC-210 • • • •
Applications
SONET/SDH Synthesizers Optimized for Semtech SONET / SDH Synchronization Sets
Performance Speci cations
Parameter
vs. operating temperature range (referenced to +25°C)
Min
-0.8 -0.28 -0.8 -0.28 -0.28 -1.5 -0.1 -0.1 -2.5 -4.6
Typ
Max
+0.8 +0.28 +0.8 +0.28 +0.28 +1.5 +0.1 +0.1 +2.5 +4.6
Units
ppm ppm ppm ppm ppm ppm ppm ppm ppm ppm
Condition
-40… +85°C -30… +85°C -20… +70°C -20… +70°C 0… +50°C at time of shipment, No EFC Vs ± 5% Load ± 10% *Stratum 3 per GR-1244-CORE:
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