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OPA2189 - Operational Amplifiers

Download the OPA2189 datasheet PDF. This datasheet also covers the OPA189 variant, as both devices belong to the same operational amplifiers family and are provided as variant models within a single manufacturer datasheet.

General 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.

Key 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:.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (OPA189-etcTI.pdf) that lists specifications for multiple related part numbers.

Other Datasheets by Texas Instruments

Part Number Description
OPA2180 Zero-Drift Operational Amplifiers
OPA2186 Zero-Drift Operational Amplifiers
OPA2187 36-V Operational Amplifiers
OPA2188 Zero-Drift Operational Amplifiers
OPA2188-Q1 Automotive-Grade Operational Amplifier
OPA210 36-V Operational Amplifiers
OPA211 Precision Operational Amplifier
OPA211-EP Precision Operational Amplifier
OPA211-HT Precision Operational Amplifier
OPA2130 Precision FET-Input Operational Amplifiers

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.

View original datasheet text
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.