LMR342FVJ-GE2

Instrumentation, Op Amps, Buffer Amps Overview

The LMR342FVJ-GE2 is a dual-channel CMOS operational amplifier manufactured by ROHM Semiconductor. It features ground sense input capability and full-swing output operation, supporting supply voltages from 2.7 V to 5.5 V. Key electrical parameters include a gain-bandwidth product of 2 MHz, a slew rate of 1 V/µs, and an input offset voltage of 250 µV. The device operates with a typical supply current of 214 µA per channel and delivers an output current of 113 mA. It exhibits low input bias current of 1 pA and maintains a common-mode rejection ratio of 56 dB. The component is housed in an 8-TSSOP package and functions within a temperature range of -40°C to +85°C.

Instrumentation, Op Amps, Buffer Amps Feature Summary

• Ground sense input allows signal processing near the negative rail.
• Full-swing output enables voltage levels close to both supply rails.
• Low supply current design supports battery-powered applications.

Instrumentation, Op Amps, Buffer Amps Applications

• Sensor signal amplification
• Battery monitoring systems
• Audio pre-amplifiers for voice applications

Instrumentation, Op Amps, Buffer Amps Procurement Notes

Verify the specific suffix GE2 against the manufacturer's latest datasheet to confirm compliance with RoHS directives and environmental standards. Ensure the TSSOP-8 package dimensions match the target PCB footprint requirements. Confirm that the operating temperature range meets the system's thermal constraints before finalizing procurement.

Instrumentation, Op Amps, Buffer Amps Selection Notes

Select this component when low power consumption and rail-to-rail performance are required for single-supply operations. The ground sense feature is critical for applications where input signals approach the negative supply potential. Consider the 2 MHz bandwidth and 1 V/µs slew rate for moderate-speed signal conditioning tasks requiring minimal quiescent current.

Instrumentation, Op Amps, Buffer Amps Part Context

This part belongs to the LMR342 series of low supply current CMOS operational amplifiers. It shares functional similarities with other members like the LMR342FJ but differs in packaging. The series is designed for portable electronics and sensor interfaces, emphasizing efficiency and compatibility with low-voltage logic systems without requiring complex power management.

Instrumentation, Op Amps, Buffer Amps Replacement Considerations

Public confirmed substitute part numbers: None identified in source data.