LM321

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SNOS935B – FEBRUARY 2001 – REVISED MARCH 2013

LM321 Low Power Single Op Amp

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FEATURES

DESCRIPTION

The LM321 brings performance and economy to low

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power systems. With a high unity gain frequency and

specified.)

a specified 0.4V/µs slew rate, the quiescent current is

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Gain-Bandwidth Product 1MHz

only 430µA/amplifier (5V). The input common mode

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Low Supply Current 430µA

range includes ground and therefore the device is

able to operate in single supply applications as well

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Low Input Bias Current 45nA

as in dual supply applications. It is also capable of

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Wide Supply Voltage Range +3V to +32V

comfortably driving large capacitive loads.

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Stable With High Capacitive Loads

The LM321 is available in the SOT-23 package.

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Single Version of LM324

Overall the LM321 is a low power, wide supply range

performance op amp that can be designed into a

APPLICATIONS

wide range of applications at an economical price

without sacrificing valuable board space.

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Chargers

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Power Supplies

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Industrial: Controls, Instruments

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Desktops

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Communications Infrastructure

Connection Diagram

Application Circuit

SOT-23

DC Summing Amplifier

Top View

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PRODUCTION DATA information is current as of publication date.

Copyright © 2001–2013, Texas Instruments Incorporated

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.