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OPA828 - JFET-Input Operational Amplifiers

General Description

The OPA828 and OPA2828 (OPAx828) JFET input operational amplifiers are the next generation OPA627 and OPA827, combining high speed with high dc precision and ac performance.

Key Features

  • Low input voltage noise density: 4 nV/√Hz at 1 kHz.
  • Input voltage noise: 0.1 Hz to 10 Hz: 60 nVRMS.
  • Low input bias current:.
  • 0.1 pA (DGN).
  • 1 pA (D).
  • Input offset voltage:.
  • 25 μV (DGN).
  • 50 μV (D).
  • Input offset drift:.
  • 0.2 μV/°C (DGN).
  • 0.45 μV/°C (D).
  • MUX-friendly inputs.
  • Gain bandwidth: 45 MHz.
  • Slew rate: 150 V/μs.
  • 14-bit settling time: 120 ns.
  • Overload.

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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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OPA828, OPA2828 SBOS671D – SEPTEMBER 2018 – REVISED DECEMBER 2022 OPAx828 Low-Offset, Low-Drift, Low-Noise, 45-MHz, 36-V, JFET-Input Operational Amplifiers Open Loop Gain (db) Phase (q) 1 Features • Low input voltage noise density: 4 nV/√Hz at 1 kHz • Input voltage noise: 0.1 Hz to 10 Hz: 60 nVRMS • Low input bias current: – 0.1 pA (DGN) – 1 pA (D) • Input offset voltage: – 25 μV (DGN) – 50 μV (D) • Input offset drift: – 0.2 μV/°C (DGN) – 0.