AD647SH/883B

Instrumentation, Op Amps, Buffer Amps Overview

The AD647SH/883B is a dual JFET operational amplifier manufactured by Analog Devices Inc. It utilizes ion-implantation and laser wafer drift trimming technologies to achieve ultralow offset voltage drift. The device features matched offset voltages, low bias currents of 35 pA maximum, and high open-loop gain of 108 dB. It operates with a low quiescent current of 2.8 mA maximum and provides low input voltage noise of 2 mV peak-to-peak. The component is available in hermetic surface mount packages.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Ultralow drift performance achieved through ion-implantation and laser wafer trimming
• Matched offset voltage and bias currents for precision applications
• Low input bias current and low total harmonic distortion
• Available in hermetic metal can and surface mount configurations

Instrumentation, Op Amps, Buffer Amps Applications

• Precision instrumentation systems
• High-performance analog signal processing
• Military and aerospace electronic circuits

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the specific suffix SH/883B indicates MIL-STD-883B processing and hermetic packaging. Confirm package type matches requirements. Check RoHS compliance status. Ensure availability from authorized distributors. Validate datasheet revision for latest specifications.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component for applications requiring minimal offset drift over temperature. Consider the dual configuration for cost-effective multi-channel designs. Evaluate power consumption against system constraints. Verify hermetic sealing needs for harsh environments.

Instrumentation, Op Amps, Buffer Amps Part Context

This part belongs to the AD647 family of dual JFET operational amplifiers. It shares core electrical characteristics with non-hermetic variants but offers enhanced environmental protection. The series is designed for high-precision analog applications where stability and low noise are critical.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

The AD547 is listed as a single version alternative within the same product family. Verify pinout compatibility and electrical parameter alignment before substitution.