ADA4620-2ARZ-R7

Overview

The ADA4620-2ARZ-R7 is a dual-channel, precision JFET operational amplifier manufactured by Analog Devices Inc. It features a gain bandwidth product of 16.5 MHz and a slew rate of 32 V/µs. The device operates on single supplies from 4.5 V to 36 V or dual supplies from ±2.25 V to ±18 V. Key electrical characteristics include a typical offset voltage of ±30 μV, input bias current of ±0.8 pA, and supply current of 1.3 mA per amplifier. It provides rail-to-rail output swing and unity-gain stability in an 8-lead SOIC_N package.

Feature Summary

• JFET input architecture providing extremely low input bias current and high input impedance
• Rail-to-rail output capability with extended common-mode voltage range
• High slew rate and wide bandwidth for fast signal processing
• Low total harmonic distortion and low noise density

Applications

• Transimpedance amplifiers
• Electronic test and measurement equipment
• Scientific and field instruments
• Semiconductor test systems
• Data acquisition systems

Procurement Notes

Verify the specific ordering suffix R7 corresponds to the reel packaging configuration required for automated assembly processes. Confirm that the component meets all relevant environmental compliance standards applicable to the target deployment region before finalizing procurement orders.

Selection Notes

Select this component when high DC precision combined with AC performance is required. It is suitable for applications demanding low offset drift and high input impedance. Ensure the operating temperature range and supply voltage limits align with the system design constraints.

Part Context

This part belongs to the ADA4620 family of precision amplifiers. The -2 suffix indicates a dual-channel configuration within the same package footprint as the single-channel variant. It utilizes the standard SOIC_N package format compatible with surface mount assembly techniques.

Replacement Considerations

ADA4620-2ARZ

FAQ

What is the maximum common-mode voltage range?

The guaranteed precision input voltage range extends from (V−) − 0.1 V to (V+) − 4.4 V.

Is the device unity-gain stable?

Yes, the ADA4620-2 is specified as unity-gain stable.