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OPA2189 - Operational Amplifiers

This page provides the datasheet information for the OPA2189, a member of the OPA189 Operational Amplifiers family.

Datasheet Summary

Description

The OPA189, OPA2189, and OPA4189 (OPAx189) high-precision operational amplifiers are ultra-low noise, fast-settling, zero-drift devices that provide railto-rail output operation and feature a unique MUXfriendly architecture and controlled start-up system.

Features

  • Ultra-high precision:.
  • Zero-drift: 0.005 μV/°C (OPA189).
  • Ultra-low offset voltage: 3 μV maximum (OPA189).
  • Excellent dc precision:.
  • CMRR: 168 dB.
  • Open-loop gain: 170 dB.
  • Low noise:.
  • en at 1 kHz: 5.2 nV/√Hz.
  • 0.1-Hz to 10-Hz noise: 0.1 µVPP.
  • Excellent dynamic performance:.
  • Gain bandwidth: 14 MHz.
  • Slew rate: 20 V/µs.
  • Fast settling: 10-V step, 0.01% in 1.1 µs.
  • Robust design:.

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Datasheet preview – OPA2189

Datasheet Details

Part number OPA2189
Manufacturer Texas Instruments
File Size 3.78 MB
Description Operational Amplifiers
Datasheet download datasheet OPA2189 Datasheet
Additional preview pages of the OPA2189 datasheet.
Other Datasheets by Texas Instruments

Full PDF Text Transcription

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OPA189, OPA2189, OPA4189 SBOS830I – SEPTEMBER 2017 – REVISED OCTOBER 2021 OPAx189 Precision, Lowest-Noise, 36-V, Zero-Drift, 14-MHz, MUX-Friendly, Rail-to-Rail Output Operational Amplifiers 1 Features • Ultra-high precision: – Zero-drift: 0.005 μV/°C (OPA189) – Ultra-low offset voltage: 3 μV maximum (OPA189) • Excellent dc precision: – CMRR: 168 dB – Open-loop gain: 170 dB • Low noise: – en at 1 kHz: 5.2 nV/√Hz – 0.1-Hz to 10-Hz noise: 0.1 µVPP • Excellent dynamic performance: – Gain bandwidth: 14 MHz – Slew rate: 20 V/µs – Fast settling: 10-V step, 0.01% in 1.1 µs • Robust design: – MUX-friendly inputs – RFI/EMI filtered inputs • Wide supply range: 4.5 V to 36 V • Quiescent current: 1.
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