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LTZ1000A - Ultra Precision Reference

Description

The LTZ1000 and LTZ1000A are ultra-stable temperature controllable references.

They are designed to provide 7V outputs with temperature drifts of 0.05ppm/°C, about 1.2µVP-P of noise and long-term stability of 2µV/√kHr.

Features

  • n 1.2µVP-P Noise n 2µV/√kHr Long-Term Stability n Very Low Hysteresis n 0.05ppm/°C Drift n Temperature Stabilized n 400°C/W Thermal Resistance for LTZ1000A Reduces Insulation Requirements n Specified for.
  • 55°C to 125°C Temperature Range n Offered in TO-99 package.

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Full PDF Text Transcription

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Features n 1.2µVP-P Noise n 2µV/√kHr Long-Term Stability n Very Low Hysteresis n 0.05ppm/°C Drift n Temperature Stabilized n 400°C/W Thermal Resistance for LTZ1000A Reduces Insulation Requirements n Specified for –55°C to 125°C Temperature Range n Offered in TO-99 package Applications n Voltmeters n Calibrators n Standard Cells n Scales n Low Noise RF Oscillators LTZ1000/LTZ1000A Ultra Precision Reference Description The LTZ1000 and LTZ1000A are ultra-stable temperature controllable references. They are designed to provide 7V outputs with temperature drifts of 0.05ppm/°C, about 1.2µVP-P of noise and long-term stability of 2µV/√kHr. Included on the chip is a subsurface zener reference, a heater resistor for temperature stabilization, and a temperature sensing transistor.
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