AD822BRZ

Instrumentation, Op Amps, Buffer Amps Overview

The AD822BRZ is a dual precision operational amplifier manufactured by Analog Devices Inc. It features JFET input technology, providing high input impedance and low bias current. The device operates within a supply voltage range of 4.5 V to 30 V and supports a wide operating temperature range from -40°C to +125°C. Key electrical specifications include an input offset voltage of 40 µV, a gain-bandwidth product of 8 MHz, and a slew rate of 20 V/µs. It is housed in an 8-pin SOIC package.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Dual-channel configuration for cost-effective multi-channel signal processing
• JFET input stage ensures minimal loading on high-impedance sources
• Rail-to-rail output capability maximizes dynamic range at low voltages
• High common-mode rejection ratio maintains accuracy in noisy environments

Instrumentation, Op Amps, Buffer Amps Applications

• Precision data acquisition systems requiring low drift
• Industrial process control instrumentation
• Medical equipment signal conditioning
• Sensor interface circuits with high source impedance

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the specific suffix 'BRZ' confirms the commercial temperature grade and tube packaging format. Confirm RoHS compliance status through official manufacturer documentation or certified distributor declarations prior to integration. Ensure pinout compatibility with existing PCB footprints during design validation.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component when dual-channel precision amplification is required alongside low input bias current characteristics. Compare against single-channel alternatives if channel count requirements change. Evaluate power consumption constraints relative to the 665 µA supply current per device. Consider thermal management needs given the specified operating temperature limits.

Instrumentation, Op Amps, Buffer Amps Part Context

This part belongs to the ADA4622 series, which serves as a next-generation replacement for legacy AD822 devices. The series offers improved performance metrics while maintaining functional compatibility. It represents Analog Devices' focus on enhancing precision amplifier capabilities for modern industrial applications.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

The ADA4622-2BRZ is documented as the direct next-generation successor to the AD822 series. Verify pin-for-pin compatibility and updated electrical parameters before substitution.