ADA4528-2

RECOMMENDED FOR NEW DESIGNS

Precision, Ultralow Noise, RRIO, Zero-Drift Dual Op Amp

Part Models
7
1ku List Price
Starting From $1.87

Part Details

  • Low offset voltage: 2.5 µV maximum
  • Low offset voltage drift: 0.015 μV/°C maximum
  • Low noise
    • 5.6 nV/√Hz at f = 1 kHz, AV = +100
    • 97 nV p-p at f = 0.1 Hz to 10 Hz, AV = +100
  • Open-loop gain: 130 dB minimum
  • CMRR: 135 dB minimum
  • PSRR: 130 dB minimum
  • Unity-gain crossover: 4 MHz
  • Gain bandwidth product: 3 MHz at AV = +100
  • −3 dB closed-loop bandwidth: 6.2 MHz
  • See data sheet for additional features

ADA4528-2 Supports defense and aerospace applications (ADEQ standard)

  • Download ADA4528-2-EP Data Sheet (pdf)
  • Extended industrial temperature range: −55°C to +125°C
  • Controlled manufacturing baseline
  • 1 assembly/test site
  • 1 fabrication site
  • Product change notification
  • Qualification data available upon request
  • V62/16615 DSCC Drawing Number
ADA4528-2
Precision, Ultralow Noise, RRIO, Zero-Drift Dual Op Amp
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Documentation

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Software Resources

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Tools & Simulations

LTspice


Models for the following parts are available in LTspice:

  • ADA4528-2

Analog Filter Wizard

Use the Analog Filter Wizard to design low-pass, high-pass, or band-pass filters with actual op amps in minutes. As you progress through the design process, you can observe the characteristics of your filter design from ideal specifications to real world circuit behavior. Quickly evaluate the tradeoffs in op amp specifications - including gain-bandwidth, noise, and supply current – to determine the best filter design for your requirements.

Open Tool

Signal Chain Designer - BETA

Signal Chain Designer is a web-based tool designed to create and simulate complex precision signal chains. See your circuit’s performance before you commit to your PCB: transfer function, noise, power consumption, input range, and DC error. Quickly experiment with different parts and architectures. Signal chains can be exported to LTspice for further analysis.

Open Tool

SPICE Model 1

LTspice

LTspice® is a powerful, fast and free simulation software, schematic capture and waveform viewer with enhancements and models for improving the simulation of analog circuits.


Evaluation Kits

eval board
EVAL-OPAMP-2

EVAL-OPAMP-2 Evaluation Board

Product Details

The universal precision op amp evaluation boards have been designed and optimized for many circuit configurations allowing the users to best suit their applications. These boards are all RoHs compliant. See references below on what board to order by lead count and package.

  • EVAL-PRAOPAMP-2CPZ (dual 8-lead LFCSP) CP-8
  • EVAL-PRAOPAMP-2RMZ (dual 8-lead MSOP) RM-8
  • EVAL-PRAOPAMP-2RZ (dual 8-lead SOIC) R-8

EVAL-OPAMP-2
EVAL-OPAMP-2 Evaluation Board

Reference Designs

Dual Gas Sensor Simplified Schematic
CN0396 Circuits from the lab

Dual Electrochemical Gas Sensor with Temperature Compensation

Features and Benefits

  • Dual electrochemical gas sensor 
  • Temperature compensation 
  • 16-bit digitization 
Figure 1. High Performance Conductivity Measurement System
CN0359 Circuits from the lab

Fully Automatic High Performance Conductivity Measurement System

Features and Benefits

  • Conductivity Range of 0.1 μS to 10 S
  • Automatic Measurement Ranging
  • 2- or 4-wire Conductivity Probe Compatible
  • External Temperature Compensation
  • Standalone Operation and Control
CN0396
Dual Electrochemical Gas Sensor with Temperature Compensation
CN0359
Fully Automatic High Performance Conductivity Measurement System

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