LMX321AUK+

Instrumentation, Op Amps, Buffer Amps Overview

The LMX321AUK+ is a single-channel, low-voltage operational amplifier from the Maxim Integrated LMX3xx series. It operates within a supply voltage range of 2.3 V to 5.5 V and consumes approximately 120 μA per channel at 2.7 V. The device features rail-to-rail output swing and an input common-mode voltage that includes ground. It provides a gain-bandwidth product of 1.3 MHz and maintains stability at unity gain while driving capacitive loads. The component is available in tiny packages and supports extended temperature ranges.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Rail-to-rail output capability with input common-mode voltage including ground
• Low power consumption suitable for battery-operated applications
• Unity-gain stable operation with capacitive load driving ability
• General-purpose design with industry-standard pinouts

Instrumentation, Op Amps, Buffer Amps Applications

• Portable consumer electronics requiring low supply current
• Signal conditioning in low-voltage analog circuits
• Battery-powered instrumentation systems
• General-purpose amplification in space-constrained designs

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the manufacturer status as Analog Devices Inc. following the acquisition of Maxim Integrated. Confirm RoHS compliance details through official datasheets or distributor documentation. Check for obsolescence notices or lifecycle changes. Ensure the ordering suffix matches the required package type. Validate technical specifications against the latest published data sheet before integration.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component for applications requiring low voltage operation and minimal power consumption. The rail-to-rail output allows for maximum dynamic range in single-supply systems. Consider the 1.3 MHz bandwidth for general-purpose signal processing tasks. Verify package availability and thermal performance for the specific enclosure constraints.

Instrumentation, Op Amps, Buffer Amps Part Context

The LMX321AUK+ belongs to the LMX3xx family of low-voltage, general-purpose operational amplifiers. This series includes single, dual, and quad variants designed for cost-sensitive and power-efficient applications. The devices are characterized by their small footprint and compatibility with standard PCB layouts. They serve as alternatives to higher-power op-amps in portable and handheld device architectures.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

Consult official cross-reference tools for parametrically similar parts. Verify pinout compatibility and electrical specifications before substitution. No confirmed substitute part numbers are provided in the source material.