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  • Miniature 7 x 5 x 2.3mm SMD package
  • Frequency range: 20.0kHz to 52.7kHz including 32.768kHz
  • Supply voltage +3.3 Volts
  • Frequency stability from ±1ppm over -30 to +75°C
  • RoHS compliant

Typical Applications


HCMOS TCXO at 32.768kHz. 7.0 x 5.0mm SMD package. Stability from ±1ppm -30°~+75°C.
Product Series Code TCXO: EM572T VCTCXO: VEM572T
Frequency Range: 20.0kHz to 52.7kHz
Standard Frequency: 32.768kHz
Output Waveform: Squarewave, HCMOS
Initial Calibration Tolerance: <±2.0ppm at +25°±2°C
Frequency Stability vs. Ageing: ±1.0 ppm max. first year vs. Voltage Change: ±0.2 ppm max. ±5% change vs. Load Change: ±0.2 ppm max. ±10% change vs. Reflow (SMD type): ±1.0ppm max. for one reflow (Measured after 24 hours)
Supply Voltage: +3.3 V
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: 10ms max
Output Load: 15pF
Storage Temperature: -55~+125°C