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  • HCMOS square wave TCXO With ultra-low current consumption, from 2.3mA. The part is packaged in a low-profile, 6 pad, 11.4 x 9.6 x 2.5mm SMD package.
  • Consumes less than 4mA at 20.0MHz with 3.3V supply
  • Low phase noise
  • RoHS compliant

Typical Applications

  • Frequency range 12.8MHz to 26MHz. Stability is from ±1ppm -30°~+75°C.


Product Code TCXO: EM62K VCTCXO: VEM62K
Frequency Range: 12.8MHz to 26.0MHz
Output Waveform: HCMOS
Initial Calibration Tolerance: <±2.0ppm at +25°±2°C
Standard Frequencies: 12.8, 13.0, 14.4, 15.36, 16.0, 16.384, 16.8, 19.2, 19.44, 19.68, 20.0 and 26.0MHz
Frequency Stability vs. Temperature see data sheet vs. Ageing: ±1.0 ppm max. first year vs. Voltage Change: ±1.0 ppm max. ±10% change vs. Load Change: ±0.3 ppm max. ±10% change vs. Reflow (SMD type): ±1.0ppm max. for one reflow (Measured after 24 hours)
Rise and Fall Times: 4ns typical with 15pF load
Duty Cycle: 50%±5%
Start-up Time: 5ms typical, 10ms max
Output Load: 15pF
Fanout (drive capability): 12mA typical, 17mA max. (at TTL level)
RMS Period Jitter: 3ps max. (1 Sigma, 1000 samples; capacitive coupling between Vdd and Ground)
RoHS Status: RoHS compliant and pB free
Packaging: 16mm tape, 8mm pitch 1000 pieces per reel