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LMP2231 - Precision Operational Amplifier

Datasheet Summary

Description

The LMP2231 is a single micropower precision amplifier designed for battery powered applications.

The 1.8V to 5.0V guaranteed supply voltage range and quiescent power consumption of only 18 μW extend the battery life in portable battery operated systems.

Features

  • (For VS = 5V, Typical unless otherwise noted) 10 µA.
  • Supply current 1.6V to 5.5V.
  • Operating voltage range ±0.4 µV/°C (max).
  • Low TCVOS ±150 µV (max).
  • VOS 20 fA.
  • Input bias current 120 dB.
  • PSRR 97 dB.
  • CMRR 120 dB.
  • Open loop gain 130 kHz.
  • Gain bandwidth product 58 V/ms.
  • Slew rate 60 nV/√Hz.
  • Input voltage noise, f = 1 kHz.
  • 40°C to 125°C.
  • Temperature range.

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Datasheet Details

Part number LMP2231
Manufacturer National Semiconductor
File Size 832.56 KB
Description Precision Operational Amplifier
Datasheet download datasheet LMP2231 Datasheet
Additional preview pages of the LMP2231 datasheet.

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LMP2231 Single Micropower, 1.8V, Precision, Operational Amplifier with CMOS Inputs www.DataSheet4U.com February 7, 2008 LMP2231 Single Micropower, 1.8V, Precision Operational Amplifier with CMOS Inputs General Description The LMP2231 is a single micropower precision amplifier designed for battery powered applications. The 1.8V to 5.0V guaranteed supply voltage range and quiescent power consumption of only 18 μW extend the battery life in portable battery operated systems. The LMP2231 is part of the LMP® precision amplifier family. The high impedance CMOS input makes it ideal for instrumentation and other sensor interface applications. The LMP2231 has a maximum offset of 150 µV and maximum offset voltage drift of only 0.4 µV/°C along with low bias current of only ±20 fA.
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