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OPA211-HT - Precision Operational Amplifier

General Description

The OPA211 series of precision operational amplifiers achieves very low 1.1 nV/√Hz noise density with a supply current of only 3.6 mA.

This series also offers rail-to-rail output swing, which maximizes dynamic range.

Key Features

  • 1.
  • 2 Low Voltage Noise: 1.1 nV/√Hz at 1 kHz.
  • Input Voltage Noise: 80 nVPP (0.1 Hz to 10 Hz).
  • THD+N:.
  • 136dB (G = 1, f = 1 kHz).
  • Offset Voltage: 240 μV (max).
  • Offset Voltage Drift: 0.35 μV/°C (typ).
  • Low Supply Current: 6 mA/Ch (typ).
  • Unity-Gain Stable.
  • Gain Bandwidth Product: 80 MHz (G = 100) 45 MHz (G = 1).
  • Slew Rate: 27 V/μs.
  • 16-Bit Settling: 700 ns.
  • Wide Supply Range: ±2.25 V to ±18 V, 4.5.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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OPA211-HT www.ti.com SBOS481D – JULY 2009 – REVISED OCTOBER 2013 1.1 nV/√Hz Noise, Low Power, Precision Operational Amplifier Check for Samples: OPA211-HT FEATURES 1 •2 Low Voltage Noise: 1.1 nV/√Hz at 1 kHz • Input Voltage Noise: 80 nVPP (0.1 Hz to 10 Hz) • THD+N: –136dB (G = 1, f = 1 kHz) • Offset Voltage: 240 μV (max) • Offset Voltage Drift: 0.35 μV/°C (typ) • Low Supply Current: 6 mA/Ch (typ) • Unity-Gain Stable • Gain Bandwidth Product: 80 MHz (G = 100) 45 MHz (G = 1) • Slew Rate: 27 V/μs • 16-Bit Settling: 700 ns • Wide Supply Range: ±2.25 V to ±18 V, 4.