• Miniature SMD package 7mm x 5mm
  • Frequency range: 9.6MHz to 26MHz
  • Close tolerance stabilities from ±0.5ppm over 0° to 50°C
  • ±1ppm over -40 to 85°C also available
  • Very low power consumption

Product description

EM57S series TCXOs are packaged in the industry-standard 7mm x 5mm package. With clipped sinewave output, close tolerances are available from ±0.5ppm over 0°C to 50°C or ±1ppm over -40°C to 85°C. The part has very low power consumption.

Product specification

  • Product series code: EM57S
  • Frequency range: 9.6MHz to 26.0MHz
  • Output waveform: clipped sine wave
  • Initial calibration tolerance*: ±3ppm at 25°C
  • Standard frequencies: 9.6, 10.0, 12.80, 13.0, 14.40, 15.36, 16.384, 19.2, 19.440, and 19.680MHz
  • Operating temperature range: See table
  • Frequency stability: See table
  • Over operating temperature range:
  • 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: ±1ppm max. for one reflow (Measured after 24 hours)
  • Input voltage range: +2.6 VDC to +6.0 VDC; 3.0V and 5.0V are standard
  • Output voltage level +3.0V supply: 0.8V p-p minimum; +5.0V supply: 1.0V p-p minimum
  • Current consumption: See table
  • Output load: 10k Ohms//15pF
  • Harmonic distortion: -10dB typical, -7dB maximum
  • Output format: DC block, AC coupled
  • Storage temperature: -40°C to 85°C