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  • A miniature 4 pad SMD TCXO. Stability from ±1ppm -30°~+75°C. HCMOS square wave output.
  • Wide frequency range: 6.4MHz to 40.0MHz
  • Supply voltage 2.5, 3.0 or 3.3 Volts
  • RoHS compliant

Typical Applications

  • Wide frequency range. RoHS compliant. High spec with low cost. Quick delivery.


Product Series Code TCXO: EM53T VCTCXO: VEM53T
Frequency Range: 6.4MHz to 40.0MHz
Output Waveform: Squarewave, HCMOS
Initial Calibration Tolerance: <±2.0ppm at +25°±2°C
Standard Frequencies: 10.0, 12.8, 13.0, 14.7456, 16.000, 16.384, 19.2, 19.440, 19.68, 20.0, 25.0 27.0
Frequency Stability vs. Ageing: ±1.0 ppm max. first year vs. Voltage Change: ±0.3 ppm max. ±5% change vs. Load Change: ±0.3 ppm max. ±10% change vs. Reflow (SMD type): ±1.0ppm max. for one reflo
Supply Voltage: +2.5, +3.0 or +3.3 Volts
Output Logic Levels: Logic High: 90% Vdd min Logic Low: 10% Vdd max.
Rise and Fall Times: 10ns max.
Duty Cycle: 50%±10% standard, 50%±5% option
Start-up Time: 5ms typical, 10ms max.
Output Load: 15pF
Storage Temperature: -55~+125°C