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MAXIM INTEGRATED / ANALOG DEVICES MAX4239ASA Precision Amplifier

The MAX4239ASA+ is an ultra-low offset, low-noise precision operational amplifier in an 8-pin NSOIC package. It features near-zero DC offset and drift thanks to patented autocorrelating zeroing techniques, which continuously measure and compensate for input offset to eliminate drift over time and temperature. The amplifier provides rail-to-rail outputs, operates from a single supply voltage of 2.7V to 5.5V, and consumes only 600µA. An active low shutdown mode reduces power consumption to 0.1µA. Its typical applications include thermocouples, strain gauges, electronic scales, medical instrumentation, and instrumentation amplifiers. Key specifications include a gain bandwidth of 6.5 MHz, an operating temperature range from -40°C to 125°C, an ultra-low offset voltage of 0.1µV, a low drift of 10 nV/°C, low noise of 1.5µV peak-to-peak from DC to 10Hz, and high noise immunity with 150 dB open-loop gain, 140 dB power supply rejection ratio (PSRR), and common-mode rejection ratio (CMRR). It features a ground sensing input and rail-to-rail output with a 1kΩ load. Suitable for signal processing, sensing, and instrumentation applications, it is currently subject to extended lead times and delivery fluctuations, with no discounts applicable.

Authorized Distributors
Source:Newark
Part No:MAX4239ASA+
Stock:232
Inv Date:06-05-2026
Price: Unit price: $5.13
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Source:DigiKey
Part No:MAX4239ASA+
Stock:802
Inv Date:06-05-2026
Price: Unit price: $5.13
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Part No:MAX4239ASA+
Stock:123
Inv Date:06-06-2026
Price: Unit price: $5.08
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Part No:MAX4239ASA
Stock:0
Inv Date:06-06-2026
Price: N/A
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Part No:MAX4239ASA+
Stock:16
Inv Date:06-06-2026
Price: N/A
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MAXIM INTEGRATED / ANALOG DEVICES MAX4239ASA Precision Amplifier Specifications:

  • Supply Voltage Range: 2.7V to 5.5V
  • Input Offset Voltage: 0.1µV (typical)
  • Input Offset Drift: 10 nV/°C
  • Gain Bandwidth Product: 6.5MHz
  • Operating Temperature Range: -40°C to 125°C
  • Input Noise: 1.5µV peak-to-peak from DC to 10Hz
  • Open-Loop Gain: 150dB
  • Power Supply Rejection Ratio: 140dB
  • Common-Mode Rejection Ratio: 140dB
  • Rail-to-Rail Output
  • Output Load: 1kΩ
  • Shutdown Mode Current: 0.1µA
  • Package: 8-pin NSOIC
  • Power Consumption: 600µA typical
  • Maximum Input Voltage Range: Vcc - 0.1V to GND + 0.4V
  • Junction Temperature: -40°C to 125°C

Buy the Maxim MAX4239A – Reliable Low-Noise Precision Amplifier for Industrial Applications

Purchase the Maxim MAX4239A online today—engineered for ultra-low offset, minimal drift, and high accuracy in sensing, medical, and instrumentation applications. This precision amplifier features a 6.5 MHz gain bandwidth, operates from 2.7V to 5.5V, and offers a low power mode that consumes just 0.1µA. Its rail-to-rail output and ground sensing input make it ideal for high-precision measurements under varying conditions. With a package suited for compact designs, enjoy reliable performance, quick delivery, and excellent customer support for your critical applications.

Get Maxim MAX4239A today—built for ultra-low offset, high stability, and low-noise performance in sensing and instrumentation systems.

Frequently Asked Questions

Where can I buy MAXIM INTEGRATED / ANALOG DEVICES MAX4239ASA?

You can click on the BUY or RFQ button to purchase MAX4239ASA from an authorized MAXIM INTEGRATED / ANALOG DEVICES distributor.

How do I troubleshoot issues or seek technical support for part MAX4239ASA?

You can download the MAX4239ASA datasheet or visit the MAXIM INTEGRATED / ANALOG DEVICES website for support.

Who is the manufacturer of MAX4239ASA?

MAXIM INTEGRATED / ANALOG DEVICES

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