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LMP7731 Datasheet RRIO Amplifier

Manufacturer: Texas Instruments

General Description

The LMP7731 is a single, low noise, rail-to-rail input and output, low voltage amplifier.

The LMP7731 is part of the LMP™ precision amplifier family and is ideal for precision and low noise applications with low voltage requirements.

• CMRR 130 dB • Open Loop Gain 130 dB • GBW 22 MHz • Slew Rate 2.4 V/µs • THD @ f = 10 kHz, AV = +1, RL = 2 kΩ 0.001% • Supply Current per Channel 2.2 mA • Supply Voltage Range 1.8V to 5.5V • Operating Temperature Range −40°C to 125°C • Input Bias Current ±1.5 nA • RRIO This operational amplifier offers low voltage noise of 2.9 nV/√Hz with a 1/f corner of only 3 Hz.

Overview

LMP7731 www.ti.com SNOSAT6E – JULY 2007 – REVISED MARCH 2013 2.

Key Features

  • 1 23(Typical Values, TA = 25°C, VS = 5V).
  • Input Voltage Noise.
  • f = 3 Hz 3.3 nV/√Hz.
  • f = 1 kHz 2.9 nV/√Hz.